Sample characteristics
n/mean | %/SD | |
Sex | ||
Male | 12 428 | 46.30 |
Female | 14 417 | 53.70 |
Race/ethnicity | ||
White | 21 632 | 80.58 |
Black | 4145 | 15.44 |
Other minority | 1068 | 3.98 |
1960 grade | ||
Freshman | 7247 | 27.00 |
Sophomore | 6831 | 25.45 |
Junior | 6522 | 24.30 |
Senior | 6245 | 23.26 |
Vital status | ||
Follow-up years | 47.8243 | 4.18743 |
Survivors | 23 323 | 86.88 |
Deceased | 3522 | 13.12 |
n=26 845.