Table 2:
Selected characteristics of sleep apnea cohort from University of Washington Medicine and linked cancer cases, January 1 2005 to December 31 2014
| Characteristics | Total (N=34,402) | Cancer group (n =1575) | ||
|---|---|---|---|---|
| N | % | N | % | |
| Age at sleep apnea diagnosis (years) | ||||
| mean(SD) | 51.6 (13.0) | 58.6 (11.0) | ||
| age group | ||||
| 20–29 | 1,883 | 5.5 | 16 | 1.0 |
| 30–39 | 4,803 | 14.0 | 72 | 4.6 |
| 40–49 | 8,651 | 25.2 | 247 | 15.7 |
| 50–59 | 9,047 | 26.3 | 451 | 28.6 |
| 60–69 | 7,082 | 20.6 | 531 | 33.7 |
| 70–79 | 2,936 | 8.5 | 258 | 16.4 |
| Gender | ||||
| Female | 14,662 | 42.6 | 692 | 43.9 |
| Male | 19,740 | 57.4 | 883 | 56.1 |
| Race | ||||
| White | 25,198 | 73.3 | 1,230 | 78.1 |
| African American/ Black | 2,979 | 8.7 | 131 | 8.3 |
| Asian | 1,686 | 4.9 | 59 | 3.8 |
| Other | 1,349 | 3.9 | 29 | 1.8 |
| Missing | 3,190 | 9.3 | 126 | 8.0 |
| Ethnicity | ||||
| Hispanic | 1,208 | 3.5 | 24 | 1.5 |
| Non-Hispanic | 18,786 | 54.6 | 874 | 55.5 |
| Missing | 14,408 | 41.9 | 677 | 43.0 |
| Clinic Visits in 5 years | ||||
| <=5 visits | 11,279 | 32.79 | 369 | 23.4 |
| 6+ visits | 23,123 | 67.21 | 1,206 | 76.6 |