Demographics of survivors and comparison cohort
| Survivors | Comparison | ||
|---|---|---|---|
| N (%) | N (%) | P-value | |
| Sex | |||
| Male | 740 (49.4) | 3,818 (52.9) | 0.01 |
| Female | 759 (50.6) | 3,401 (47.1) | |
| Year of birth | |||
| 1952–69 | 315 (21.0) | 1,368 (19.0) | <0.001 |
| 1970–79 | 553 (36.9) | 2,431 (33.7) | |
| 1980–89 | 531 (35.4) | 2,641 (36.6) | |
| 1990–94 | 100 (6.7) | 779 (10.8) | |
| Age at last follow-up, y | |||
| 5–10 | 12 (0.8) | 30 (0.4) | 0.01 |
| 11–20 | 129 (8.6) | 612 (8.5) | |
| 21–30 | 515 (34.4) | 2,766 (38.3) | |
| 31–40 | 543 (36.2) | 2,362 (32.7) | |
| 41–60 | 300 (20.0) | 1,447 (20.1) | |
| Race/ethnicity | |||
| Non–Hispanic White | 1,464 (97.7) | 6,917 (95.8) | 0.001 |
| Other | 35 (2.3) | 302 (4.2) | |
| County at birth | |||
| Urban | 1,315 (87.7) | 6,235 (86.4) | 0.16 |
| Rurala | 184 (12.3) | 984 (13.6) | |
↵aRural defined as living in a county with less than 75% of population in an urban area (population ≥2,500).