15.10 million US adults, 5.91% of the adult population, reported a swallowing problem in 2022, up from 9.44 million (4.02%) in 2012 (Hong et al., American Journal of Speech-Language Pathology 2024, National Health Interview Survey data). Adult inpatients with dysphagia stayed a mean 8.8 days against 5.0 days for comparable patients without it (Patel et al., Diseases of the Esophagus 2018), and US death records tie 1,112,944 deaths to aspiration pneumonia between 1999 and 2017 (Gupte et al., Dysphagia 2022). In health care settings, swallowing took 40% of the time speech-language pathologists spent with adults (ASHA SLP Health Care Survey 2019). We aggregated data from the National Health Interview Survey, the HCUP National Inpatient Sample, SEER-Medicare, Medicare MEDPAR claims, the ASHA SLP Health Care Survey, and more than twenty peer-reviewed studies. The same national survey counted 29.92 million adults with a voice problem in 2022, the population covered in our dysphonia and acoustic voice analysis statistics.
TL;DR
- 15.10 million US adults (5.91%) reported dysphagia in 2022, against 9.44 million (4.02%) in 2012 (Hong et al., American Journal of Speech-Language Pathology 2024).
- Only 22.7% of adults with a swallowing problem had seen a health care professional for it in the 2012 survey (Bhattacharyya, Otolaryngology-Head and Neck Surgery 2014).
- Pooled prevalence of dysphagia in acute stroke is 42% across 42 studies and 26,366 participants (Banda et al., BMC Geriatrics 2022).
- In Parkinson’s disease, 35% report dysphagia and 82% show it on objective measurement (Kalf et al., Parkinsonism and Related Disorders 2012).
- 85.9% of 255 older patients with dementia had oropharyngeal dysphagia in a prospective cohort (Espinosa-Val et al., Nutrients 2020).
- 45.3% of head and neck cancer survivors had dysphagia within 2 years in SEER-Medicare data (Hutcheson et al., Head and Neck 2019).
- Aspiration pneumonia was related to 1,112,944 US deaths from 1999 to 2017, an average of 58,576 a year (Gupte et al., Dysphagia 2022).
- Inpatients with dysphagia cost a mean $19,244 against $13,001 without it, a $6,243 difference (Patel et al., Diseases of the Esophagus 2018).
- Medicare stroke stays with coded dysphagia ran 4.48 days longer and $11,030 higher for ischemic stroke in fiscal 2023 (Alexandrov et al., Neurology and Therapy 2026).
- 90% of SLPs who serve adults put swallowing among their five most-treated areas, and 50% ranked it first (ASHA SLP Health Care Survey 2023).
1. How Common Dysphagia Is in Adults
The headline number depends on who asks and how. The federal household interview survey puts dysphagia at 5.91% of US adults in 2022, while an online population survey four years earlier found 16.1%. Those are different instruments with different sampling frames and questions, so the gap is a methods gap, not a trend. The comparison that does hold is 2012 against 2022 inside the same survey: the odds of reporting dysphagia rose by almost half.
The care gap is the less quoted finding. In the 2012 data fewer than one in four affected adults had seen a health care professional, and in the 2018 online survey about half had sought care. Most respondents in that survey were managing on their own: 86.0% drank liquids to help them swallow and 76.5% took longer to finish eating (Adkins et al., Clinical Gastroenterology and Hepatology 2020).
| Metric | Value | Source |
|---|---|---|
| US adults reporting dysphagia, 2022 | 15.10 million (5.91%) | Hong et al., American Journal of Speech-Language Pathology 2024 (NHIS 2022) |
| US adults reporting dysphagia, 2012 | 9.44 million (4.02%) | Hong et al. 2024; Bhattacharyya, Otolaryngology-Head and Neck Surgery 2014 (NHIS 2012) |
| Odds of reporting dysphagia, 2022 vs 2012 | OR = 1.461, 95% CI [1.328, 1.606], p < .0001 | Hong et al., American Journal of Speech-Language Pathology 2024 |
| Adults reporting dysphagia in a 2018 online population survey | 4,998 of 31,129 (16.1%) | Adkins et al., Clinical Gastroenterology and Hepatology 2020 |
| Prevalence by sex, 2012 | Women 4.7% ± 0.2% vs men 3.3% ± 0.2% (P < .001) | Bhattacharyya, Otolaryngology-Head and Neck Surgery 2014 |
| Affected adults who saw a health care professional, 2012 | 22.7% ± 1.7% | Bhattacharyya, Otolaryngology-Head and Neck Surgery 2014 |
| Respondents with dysphagia who sought care, 2018 | 51.1% | Adkins et al., Clinical Gastroenterology and Hepatology 2020 |
| Pooled prevalence of oropharyngeal dysphagia across 27 studies worldwide (9,841 people) | 43.8% (95% CI 33.3-54.9%) | Rajati et al., Journal of Translational Medicine 2022 |
Most recent available data for care-seeking in the federal survey: the 2012 survey, published in 2014. In that sample 31.7% rated the problem as moderate and 24.8% as a big or very big problem, stroke was the most commonly reported cause at 11.2% ± 1.9%, and affected adults lost 11.6 ± 2.0 workdays in the past year against 3.4 ± 0.1 for adults without a swallowing problem. The 2022 analysis is published in the American Journal of Speech-Language Pathology, and the 2012 analysis in Otolaryngology-Head and Neck Surgery.
The global figure in the last row needs care. It pools the groups that 27 separate studies chose to sample, with the highest regional estimate in Africa at 64.2% (95% CI 53.2-73.9%), and should not be read as a general-population rate.
2. Older Adults: Community, Hospital, Nursing Home, and ICU
Prevalence climbs with every step up in care intensity, and it also climbs with every step up in test rigor. One meta-analysis reports 12.14% of community-dwelling older adults on a water swallow test and 30.52% on two other bedside protocols. A single “older adults” percentage quoted without its assessment method says very little.
The setting gradient is the stable finding: roughly one in three older people living at home, close to half of hospitalized older patients, and 58.69% of nursing home residents on a standardized swallowing assessment (Doan et al., Journal of Clinical Medicine 2022). Hospital data agree on who carries the burden: 74.6% of US inpatients with a dysphagia diagnosis were aged 65 to 90.
| Metric | Value | Source |
|---|---|---|
| Community-dwelling older adults, average of 6 high-quality studies | 15% (range 5% to 72% across 15 studies, 9,947 participants) | Madhavan et al., Journal of Nutrition, Health and Aging 2016 |
| Community-dwelling older adults, by test | 12.14% (water swallow test); 30.52% (SSA and V-VST) | Doan et al., Journal of Clinical Medicine 2022 |
| Hospitalized older adults | 47.18% (V-VST or GUSS); 24.10% (10-item EAT) | Doan et al., Journal of Clinical Medicine 2022 |
| Nursing home residents | 58.69% (SSA); 53.60% (GUSS) | Doan et al., Journal of Clinical Medicine 2022 |
| Nursing home residents at risk of dysphagia, 43 studies, 56,746 participants | 35.9% (95% CI: 29.0-43.4%) | Tian et al., Psychogeriatrics 2024 |
| European position-paper summary | 30% to 40% independently living; 44% acute geriatric care; 60% institutionalized | ESSD-EUGMS White Paper 2016 |
| ICU patients after extubation, pooled incidence | 41% (38 studies); 36%, 95% CI 29-44% (30 studies) | McIntyre et al., Australian Critical Care 2021; Yu et al., European Journal of Medical Research 2024 |
| US inpatients with dysphagia who were aged 65 to 90 | 74.6% | Patel et al., Diseases of the Esophagus 2018 |
The two nursing home figures are not in conflict. Tian et al. pooled 43 studies of residents classed as at risk of dysphagia, with heterogeneity of I² = 99.5%, while each Doan et al. figure pools only studies that used the named test. In the ICU, 36% of patients who developed post-extubation dysphagia aspirated silently (McIntyre et al., Australian Critical Care 2021). The position paper that frames dysphagia as a geriatric syndrome is the ESSD-EUGMS white paper, and the method-by-method pooling is in the Journal of Clinical Medicine.
3. Dysphagia After Stroke
Stroke is the best-measured cause, and the measurements show how much case-finding matters. Screening finds dysphagia in fewer than half of patients, and instrumental testing finds it in up to 78%. The 2022 pooled estimate of 42% sits between the two because it mixes methods.
Billing data sit far lower. Dysphagia was coded in 13.0% of Medicare stroke inpatient episodes in fiscal 2023, and the authors of that analysis state that post-stroke dysphagia is under-coded in claims. A hospital-level view of the same gap: in the most recent national registry analysis located, 31.1% of eligible ischemic stroke patients had no documented dysphagia screen.
| Metric | Value | Source |
|---|---|---|
| Incidence with cursory screening | 37% to 45% | Martino et al., Stroke 2005 |
| Incidence with clinical testing | 51% to 55% | Martino et al., Stroke 2005 |
| Incidence with instrumental testing | 64% to 78% | Martino et al., Stroke 2005 |
| Pooled prevalence in acute stroke, 42 studies, 26,366 participants | 42% (95% CI, 37-48%) | Banda et al., BMC Geriatrics 2022 |
| Pooled prevalence by stroke type | Haemorrhagic 61%; ischaemic 28% | Banda et al., BMC Geriatrics 2022 |
| Pneumonia risk with dysphagia | RR 3.17 (95% CI 2.07 to 4.87); OR 4.08 (95% CI, 2.13-7.79) | Martino et al. 2005; Banda et al. 2022 |
| Mortality risk with dysphagia | OR 4.07 (95% CI, 2.17-7.63) | Banda et al., BMC Geriatrics 2022 |
| Dysphagia coded in Medicare stroke inpatient episodes, fiscal 2023 | 13.0% of 595,903 episodes | Alexandrov et al., Neurology and Therapy 2026 |
Pneumonia risk concentrates in patients who aspirate: relative risk 11.56 (95% CI 3.36 to 39.77) in the 2005 review. Most recent available data for that risk gradient: Martino et al., Stroke 2005, covering studies through May 2005.
The screening figures come from the Get With The Guidelines-Stroke registry for 2003 to 2009, which is the most recent available national registry analysis of this question: 216,372 of 314,007 ischemic stroke patients (68.9%) were screened, 5.7% developed hospital-acquired pneumonia, and in-hospital mortality was 12.4% with pneumonia against 2.3% without (Masrur et al., Journal of Stroke and Cerebrovascular Diseases 2013). The 2022 meta-analysis is open access in BMC Geriatrics, and the original review is in Stroke.
4. Parkinson’s Disease, Dementia, and Other Neurological Conditions
In progressive neurological disease the gap between what patients report and what testing shows is the main story. In Parkinson’s disease the pooled prevalence is 35% by self-report and 82% by objective measurement, both from the same meta-analysis. Healthy controls in those studies came in at 9% and 23%, a pooled relative risk of 3.2 on either measure.
Dementia shows the widest spread of any group here, from 13% at the low end of one systematic review to 85.9% in a cohort of older patients followed for 18 months after a hospital stay. The practical consequence shows up in diet orders: in that cohort, 82.7% of those with oropharyngeal dysphagia required fluid thickening and 93.6% required texture modification (Espinosa-Val et al., Nutrients 2020).
| Metric | Value | Source |
|---|---|---|
| Parkinson’s disease, subjective outcomes (10 studies) | 35% (95% CI 28-41) | Kalf et al., Parkinsonism and Related Disorders 2012 |
| Parkinson’s disease, objective measurement (4 studies) | 82% (95% CI 77-87) | Kalf et al., Parkinsonism and Related Disorders 2012 |
| Parkinson’s disease, pooled across 58 studies and 20,530 patients | 36.9% (95% CI: 30.7-43.6%) | Gong et al., Frontiers in Neurology 2022 |
| Parkinson’s disease, instrumental examination | 57.3% (95% CI: 44.3-69.1%) | Gong et al., Frontiers in Neurology 2022 |
| Dementia, range across studies in a systematic review | 13 to 57% | Alagiakrishnan et al., Archives of Gerontology and Geriatrics 2013 |
| Older patients with dementia in a prospective cohort (n = 255) | 85.9% | Espinosa-Val et al., Nutrients 2020 |
| Multiple sclerosis, pooled across 54 studies | 44.8% (95% CI: 40.4%-49.2%) | Mirmosayyeb et al., Journal of Clinical Neuroscience 2023 |
| ALS hospitalizations with dysphagia, 2010 to 2019 | 7,419 of 23,997 (31.7%) | Yang et al., Muscle and Nerve 2026 (Nationwide Inpatient Sample) |
Most recent available meta-analysis that separates self-report from objective measurement in Parkinson’s disease: Kalf et al. 2012. The global meta-analysis cited in section 1 put dementia at the top of its population ranking at 72.4%, but with a 95% CI of 26.7-95.0%, which is too wide to treat as a point estimate (Rajati et al., Journal of Translational Medicine 2022). In a US national database covering 1979 to 2010, aspiration pneumonia occurred in 3.6% of patients with Parkinson’s disease against 1.0% of those without (Akbar et al., Parkinsonism and Related Disorders 2015).
For ALS, dysphagia was associated with $6,656 in additional hospitalization costs and a median stay of 5 days against 4 (Yang et al., Muscle and Nerve 2026). ALS also features in our eye-tracking assistive communication statistics. The texture and thickness terms used in dysphagia diet orders are standardized by the IDDSI framework, which describes a continuum of 8 levels (0 to 7), with drinks measured on levels 0 to 4 and foods on levels 3 to 7. The Parkinson’s meta-analyses are in Parkinsonism and Related Disorders and Frontiers in Neurology.
5. Dysphagia in Head and Neck Cancer
The registry data for head and neck cancer point one way: more survivors are living with dysphagia. 45.3% of head and neck cancer survivors in SEER-Medicare had dysphagia within 2 years, and the authors report that dysphagia increased by 11.7% over the 10-year study period (P < .001).
A registry built on claims counts diagnosed cases. When survivors are asked directly, the share is higher and it persists: 71% of respondents screened positive a mean of 58 months after (chemo)radiotherapy. Voice rehabilitation after total laryngectomy is a separate topic, covered in our voice prosthesis and laryngectomy rehabilitation statistics.
| Metric | Value | Source |
|---|---|---|
| 2-year prevalence of dysphagia, 16,194 patients, 2002 to 2011 | 45.3% (95% CI: 44.5-46.1) | Hutcheson et al., Head and Neck 2019 (SEER-Medicare) |
| 2-year prevalence of stricture | 10.2% (95% CI: 9.7-10.7) | Hutcheson et al., Head and Neck 2019 (SEER-Medicare) |
| 2-year prevalence of pneumonia | 26.3% (95% CI: 25.6-26.9) | Hutcheson et al., Head and Neck 2019 (SEER-Medicare) |
| 2-year prevalence of aspiration pneumonia | 8.6% (95% CI: 8.2-9.1) | Hutcheson et al., Head and Neck 2019 (SEER-Medicare) |
| Dysphagia within 3 years of treatment, earlier cohort of 8,002 patients | 40% | Francis et al., Annals of Otology, Rhinology and Laryngology 2010 |
| Patient-reported dysphagia (EAT-10 score of 3 or more) up to 10 years after (chemo)radiotherapy | 444 of 626 (71%) | Frowen et al., Head and Neck 2026 |
| Poor swallowing-related quality of life (MDADI below 60) | 138 of 626 (22%) | Frowen et al., Head and Neck 2026 |
| Head and neck cancer as the reported cause of a swallowing problem, US adults 2012 | 4.9% ± 1.1% (185,000 ± 40,000 adults) | Bhattacharyya, Otolaryngology-Head and Neck Surgery 2014 |
Treatment modality matters in the older cohort: chemoradiation carried more than 2.5-times-greater odds of dysphagia than surgery alone (Francis et al., Annals of Otology, Rhinology and Laryngology 2010). Most recent available registry data: Hutcheson et al. 2019, covering 2002 to 2011. The SEER-Medicare update is published in Head and Neck, and the patient-reported study in the same journal.
6. Aspiration Pneumonia, Mortality, Hospital Stay, and Cost
Mortality statistics capture dysphagia indirectly, through aspiration pneumonia. Over 19 years of US death records it was related to 1,112,944 deaths, an age-adjusted rate of 21.85 per 100,000 population (95% CI 21.78-21.92), and it was the underlying cause in 334,712 of them, or 30.1%. The concentration by age is extreme: three in four of those deaths were in people aged 75 or older.
Hospital outcomes improved while volume stayed high. In-hospital mortality for aspiration pneumonia admissions roughly halved between 2002 and 2012, and the National Inpatient Sample still recorded 488,260 aspiration pneumonia hospitalizations in 2016 to 2019 (Jain et al., International Journal of Heart Failure 2023). For dysphagia itself, the cost signal is consistent across designs: longer stays, higher cost, and far more discharges to post-acute care (71.9% against 38.7% in the 2009 to 2013 data).
| Metric | Value | Source |
|---|---|---|
| US deaths related to aspiration pneumonia, 1999 to 2017 | 1,112,944 (average 58,576 per year) | Gupte et al., Dysphagia 2022 (Multiple Cause of Death data) |
| Share of those deaths in adults aged 75 or older | 76.0% | Gupte et al., Dysphagia 2022 |
| In-hospital mortality, aspiration pneumonia admissions | 18.6% (2002) to 9.8% (2012) | Wu et al., Annals of the American Thoracic Society 2017 |
| Mean length of stay, inpatients with vs without dysphagia | 8.8 days (95% CI 8.66-8.90) vs 5.0 days (95% CI 4.97-5.05) | Patel et al., Diseases of the Esophagus 2018 (NIS 2009-2013) |
| Mean inpatient cost, with vs without dysphagia | $19,244 vs $13,001 | Patel et al., Diseases of the Esophagus 2018 |
| In-hospital death, inpatients with dysphagia | 1.7 times more likely (95% CI 1.67-1.74) | Patel et al., Diseases of the Esophagus 2018 |
| Added cost and stay across published studies | 40.36% higher cost; 2.99 days longer (95% CI, 2.7 to 3.3) | Attrill et al., BMC Health Services Research 2018 |
| Ischemic stroke with coded dysphagia vs stroke with no complications, Medicare fiscal 2023 | 9.71 vs 5.23 days; $27,713 vs $16,683 | Alexandrov et al., Neurology and Therapy 2026 |
Most recent available national mortality series: Gupte et al. 2022, ending in 2017. Most recent available data for all-cause inpatient burden: Patel et al. 2018, covering 2009 to 2013 and patients aged 45 or older. In that series, admissions with a dysphagia diagnosis rose from 408,035 (2.5% of admissions) in 2009 to 656,655 (3.3%) in 2013. The Attrill figure of 40.36% is a descriptive average across 11 cost studies, not a pooled meta-analytic estimate, while the 2.99 days comes from a meta-analysis of 13 cohort studies.
Aspiration pneumonia admissions skew old as well: 79.3% of patients admitted from 2002 to 2012 were aged 65 or older, and incidence fell from 8.2 to 7.1 cases per 10,000 people over that decade (Wu et al., Annals of the American Thoracic Society 2017). For intracerebral hemorrhage, Medicare stays with coded dysphagia ran 6.28 days longer and $18,289 higher than uncomplicated stays (Alexandrov et al., Neurology and Therapy 2026). The mortality series is in Dysphagia, the inpatient cost analysis in Diseases of the Esophagus, and the cost review in BMC Health Services Research.
7. The Speech-Language Pathology Workload in Swallowing
In adult health care, swallowing is the largest single line of speech-language pathology work. The last ASHA survey to ask for a time split found 40% of adult service time going to swallowing, more than any other area, and 59% in general medical, VA and LTAC hospitals. The 2023 survey switched to a ranking question and found near-saturation: 100% of SLPs in skilled nursing facilities put swallowing in their top five.
Capacity is the constraint the newer surveys track. In 2025, 60% of clinical service providers worked under a productivity requirement, and 41% said their caseload had grown since January 2024 while 8% said it had shrunk (ASHA SLP Health Care Survey 2025).
| Metric | Value | Source |
|---|---|---|
| Adult service time spent on swallowing, all health care facility types | 40% (mean 39.8, n = 1,244) | ASHA SLP Health Care Survey 2019, Caseload Characteristics |
| Adult service time on swallowing, general medical, VA and LTAC hospitals | 59% (mean 58.6, n = 276) | ASHA SLP Health Care Survey 2019, Caseload Characteristics |
| Adult service time on swallowing, skilled nursing facilities | 44.1% (n = 385) | ASHA SLP Health Care Survey 2019, Caseload Characteristics |
| Adult service time on swallowing, outpatient clinics and offices | 21.3% (n = 253) | ASHA SLP Health Care Survey 2019, Caseload Characteristics |
| SLPs placing swallowing among their five most-treated adult areas | 90% (n = 939); 100% in skilled nursing facilities | ASHA SLP Health Care Survey 2023, Caseload Characteristics |
| SLPs serving adults who ranked swallowing as the area treated most often | 50% | ASHA SLP Health Care Survey 2023, Caseload Characteristics |
| Pediatric service time spent on swallowing and feeding | 15% (n = 929) | ASHA SLP Health Care Survey 2019, Caseload Characteristics |
| Clinical service providers with a productivity requirement | 60% (n = 2,310); 92% in skilled nursing facilities | ASHA SLP Health Care Survey 2025, Practice Issues |
Most recent available data for the time split: ASHA 2019, because the 2023 report asks about top-five areas and not hours. On the pediatric side, 41% of SLPs who serve children placed swallowing and feeding in their top five in 2023 (n = 760), rising to 72% in pediatric hospitals. The speech and language side of the pediatric caseload is covered in our pediatric speech delay and early intervention statistics.
Among those with a productivity requirement in 2025, the mean target was 79%. Pediatric hospitals (50%) and general medical, VA, military, LTAC or university hospitals (49%) were the settings most likely to report a caseload increase. The reports are published by ASHA: 2019 caseload characteristics, 2023 caseload characteristics, and 2025 practice issues.
Summary: Dysphagia by the Numbers
| Metric | Value | Source |
|---|---|---|
| US adults reporting dysphagia, 2022 | 15.10 million (5.91%) | Hong et al., American Journal of Speech-Language Pathology 2024 |
| US adults reporting dysphagia, 2012 | 9.44 million (4.02%) | Hong et al. 2024; Bhattacharyya 2014 |
| Adults reporting dysphagia, 2018 online survey | 16.1% of 31,129 | Adkins et al., Clinical Gastroenterology and Hepatology 2020 |
| Affected adults who saw a health care professional, 2012 | 22.7% | Bhattacharyya, Otolaryngology-Head and Neck Surgery 2014 |
| Community-dwelling older adults, high-quality studies | 15% | Madhavan et al., Journal of Nutrition, Health and Aging 2016 |
| Nursing home residents (SSA) | 58.69% | Doan et al., Journal of Clinical Medicine 2022 |
| ICU patients after extubation | 41% | McIntyre et al., Australian Critical Care 2021 |
| Acute stroke, pooled prevalence | 42% (95% CI, 37-48%) | Banda et al., BMC Geriatrics 2022 |
| Stroke, incidence with instrumental testing | 64% to 78% | Martino et al., Stroke 2005 |
| Pneumonia risk in stroke patients with dysphagia | RR 3.17 (95% CI 2.07 to 4.87) | Martino et al., Stroke 2005 |
| Parkinson’s disease, subjective vs objective | 35% vs 82% | Kalf et al., Parkinsonism and Related Disorders 2012 |
| Older patients with dementia, prospective cohort | 85.9% | Espinosa-Val et al., Nutrients 2020 |
| Multiple sclerosis, pooled prevalence | 44.8% | Mirmosayyeb et al., Journal of Clinical Neuroscience 2023 |
| Head and neck cancer survivors, 2-year prevalence | 45.3% | Hutcheson et al., Head and Neck 2019 |
| US deaths related to aspiration pneumonia, 1999 to 2017 | 1,112,944 (58,576 per year) | Gupte et al., Dysphagia 2022 |
| Share of those deaths at age 75 or older | 76.0% | Gupte et al., Dysphagia 2022 |
| Mean length of stay, with vs without dysphagia | 8.8 vs 5.0 days | Patel et al., Diseases of the Esophagus 2018 |
| Mean inpatient cost, with vs without dysphagia | $19,244 vs $13,001 | Patel et al., Diseases of the Esophagus 2018 |
| Added health care cost across published studies | 40.36% | Attrill et al., BMC Health Services Research 2018 |
| Adult SLP service time spent on swallowing | 40% | ASHA SLP Health Care Survey 2019 |
Methodology and Sources
Every figure above was read during research for this article in the source’s abstract, full text or report, and is quoted with the source’s own notation. No figure comes from a secondary blog, and no figure was derived by us. Several of the best available sources are more than three years old, and the sections flag the main ones as most recent available data.
- Hong et al., Prevalence of Dysphonia and Dysphagia Among Adults in the United States in 2012 and 2022, American Journal of Speech-Language Pathology 2024
- Bhattacharyya, The Prevalence of Dysphagia Among Adults in the United States, Otolaryngology-Head and Neck Surgery 2014
- Adkins et al., Prevalence and Characteristics of Dysphagia Based on a Population-Based Survey, Clinical Gastroenterology and Hepatology 2020
- Rajati et al., The Global Prevalence of Oropharyngeal Dysphagia in Different Populations, Journal of Translational Medicine 2022
- NIDCD, Quick Statistics About Voice, Speech, Language (updated July 8, 2025)
- Madhavan et al., Prevalence of and Risk Factors for Dysphagia in the Community Dwelling Elderly, Journal of Nutrition, Health and Aging 2016
- Doan et al., Prevalence and Methods for Assessment of Oropharyngeal Dysphagia in Older Adults, Journal of Clinical Medicine 2022
- Tian et al., The Prevalence of Dysphagia at Risk Among Older Adults in Nursing Homes, Psychogeriatrics 2024
- Baijens et al., ESSD-EUGMS White Paper: Oropharyngeal Dysphagia as a Geriatric Syndrome, Clinical Interventions in Aging 2016
- McIntyre et al., Post-extubation Dysphagia Incidence in Critically Ill Patients, Australian Critical Care 2021
- Yu et al., Meta-analysis of Post-extubation Dysphagia Incidence in ICU Patients, European Journal of Medical Research 2024
- Martino et al., Dysphagia After Stroke: Incidence, Diagnosis, and Pulmonary Complications, Stroke 2005
- Banda et al., Prevalence of Dysphagia and Risk of Pneumonia and Mortality in Acute Stroke Patients, BMC Geriatrics 2022
- Alexandrov et al., Health-Economic Implications of Post-Stroke Dysphagia: A Contemporary Medicare Claims Analysis, Neurology and Therapy 2026
- Masrur et al., Dysphagia Screening and Hospital-acquired Pneumonia in Patients With Acute Ischemic Stroke, Journal of Stroke and Cerebrovascular Diseases 2013
- Kalf et al., Prevalence of Oropharyngeal Dysphagia in Parkinson’s Disease: A Meta-analysis, Parkinsonism and Related Disorders 2012
- Gong et al., The Prevalence and Associated Factors of Dysphagia in Parkinson’s Disease, Frontiers in Neurology 2022
- Akbar et al., Incidence and Mortality Trends of Aspiration Pneumonia in Parkinson’s Disease in the United States, 1979-2010, Parkinsonism and Related Disorders 2015
- Alagiakrishnan et al., Evaluation and Management of Oropharyngeal Dysphagia in Different Types of Dementia, Archives of Gerontology and Geriatrics 2013
- Espinosa-Val et al., Prevalence, Risk Factors, and Complications of Oropharyngeal Dysphagia in Older Patients with Dementia, Nutrients 2020
- Mirmosayyeb et al., Prevalence of Dysphagia in Patients With Multiple Sclerosis, Journal of Clinical Neuroscience 2023
- Yang et al., Prevalence and Risk Factors of Dysphagia in Amyotrophic Lateral Sclerosis, Muscle and Nerve 2026
- IDDSI, The IDDSI Framework
- Hutcheson et al., Two-year Prevalence of Dysphagia and Related Outcomes in Head and Neck Cancer Survivors: An Updated SEER-Medicare Analysis, Head and Neck 2019
- Francis et al., Dysphagia, Stricture, and Pneumonia in Head and Neck Cancer Patients, Annals of Otology, Rhinology and Laryngology 2010
- Frowen et al., Patient-Reported Dysphagia and Swallowing-Related Quality of Life up to 10 Years After (Chemo)radiotherapy for Head and Neck Cancer, Head and Neck 2026
- Gupte et al., Mortality from Aspiration Pneumonia: Incidence, Trends, and Risk Factors, Dysphagia 2022
- Wu et al., National Trends in Admission for Aspiration Pneumonia in the United States, 2002-2012, Annals of the American Thoracic Society 2017
- Jain et al., In-hospital Outcomes of Aspiration Pneumonia Hospitalizations With Acute Heart Failure: A Nationwide Analysis, International Journal of Heart Failure 2023
- Patel et al., Economic and Survival Burden of Dysphagia Among Inpatients in the United States, Diseases of the Esophagus 2018
- Attrill et al., Impact of Oropharyngeal Dysphagia on Healthcare Cost and Length of Stay in Hospital: A Systematic Review, BMC Health Services Research 2018
- ASHA SLP Health Care Survey 2019, Caseload Characteristics
- ASHA SLP Health Care Survey 2023, Caseload Characteristics
- ASHA SLP Health Care Survey 2025, Practice Issues
- ASHA SLP Health Care Survey 2025, Caseload Trends 2019-2025
- Data watch: (1) The 5.91% and 16.1% US prevalence figures come from different instruments (a federal household interview survey and an online panel survey) and are not comparable; we report both and treat only the 2012 to 2022 change inside the federal survey as a trend. (2) NIDCD’s Quick Statistics page lists voice figures from the 2012 federal survey that match Hong et al. (17.9 million adults, 7.6%) but carries no swallowing figures, so the dysphagia counts rest on the two peer-reviewed analyses. (3) Banda et al. give 26,366 participants in the abstract and 26,336 in the results text; we quote the abstract. (4) Claims-coded stroke dysphagia (13.0%) is far below meta-analytic prevalence (42%), and the authors of the Medicare analysis describe under-coding; that study was funded by Phagenesis Inc., and its comparator is stroke with no complications. (5) Aspiration pneumonia is not caused only by dysphagia, so the mortality series is an upper-bound proxy, and it ends in 2017. (6) Inpatient cost and length-of-stay figures from Patel et al. use 2009 to 2013 discharges for patients aged 45 or older, and dollar values are not inflation-adjusted here. (7) The 2021, 2023 and 2025 ASHA surveys had response rates of 17.5%, 34.5% and 18.6%, against 50.3% in 2019. (8) Market-size estimates for thickened liquids and dysphagia diets were excluded: the figures published by commercial research firms could not be reconciled with each other or traced to disclosed underlying data. (9) Nothing in this article is medical advice.
Last updated: October 11, 2026. We update this roundup quarterly, and the next refresh is expected when ASHA publishes its 2027 SLP Health Care Survey reports.