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Subjects demographics and medical comorbidities
| No. (%) Participants | |
|---|---|
| Demographic Characteristics | |
| Gender | |
| Male | 25 (49%) |
| Female | 26 (51%) |
| Age | |
| 70–80 | 40 (78%) |
| > 80 | 11 (22%) |
| Race | |
| White | 45 (88%) |
| Black | 6 (12%) |
| Education | |
| High school or less | 17 (33%) |
| More than high school | 34 (66%) |
| Medical Comorbidities | |
| Smoking | |
| Nonsmoker | 26 (51%) |
| <20 pack-years | 11 (22%) |
| ≥20 pack-years | 14 (27%) |
| Hypertension | |
| No | 19 (37%) |
| Yes | 32 (63%) |
| Noise exposure1 | |
| No | 38 (74%) |
| Yes | 6 (12%) |
Data missing in 7 participants
