Relative risk estimates for global personality factor
| Model 1 | Model 1 | |
| HR (95% CI) | HR (95% CI) | |
| Global personality factor | 0.919*** (0.891 to 0.948) | 0.932*** (0.902 to 0.962) |
| 1960 sophomore | 1.061 (0.971 to 1.160) | 1.070 (0.979 to 1.170) |
| 1960 junior | 1.128** (1.030 to 1.234) | 1.146** (1.047 to 1.254) |
| 1960 senior | 1.150** (1.048 to 1.261) | 1.174*** (1.070 to 1.288) |
| Female | 0.628*** (0.589 to 0.671) | 0.614*** (0.575 to 0.656) |
| African-American | 1.347*** (1.236 to 1.468) | |
| Other minority | 0.421*** (0.328 to 0.540) | |
| SES | 0.934*** (0.901 to 0.968) |
*P<0.05, **P<0.01, ***P<0.001. n=26 845.
Reference categories are: for 1960 grade, Freshmen for gender, male; and for race/ethnicity, white.