Table 2. Relative risk (RR) and 95% confidence interval (CI) for schizophrenia in males versus females in four different proportional hazards models with varied assumptions about changes with age.
| Model | 1 | 2 | 3 | 4 | |
|---|---|---|---|---|---|
| Male | RR 95% CI p |
1.57 1.37-1.81 P<.0001 |
.72 .41-1.28 .3 |
- | - |
| Male * age (continuous) | RR 95% CI p |
- | 1.04 1.01-1.06 .006 |
- | - |
| Male <16 years old | RR 95%CI p |
- | - |
0.86 0.56-1.32 .5 |
- |
| Male 17+ years old | RR 95% CI P |
- | - |
1.68 1.45-1.95 <.0001 |
1.04 .51-.2.1 .8 |
| Male * age (continuous from age 17) | RR 95%CI p |
- | - | - | 1.02 .99-1.05 .22 |
| Overall Wald X2 for each model d.f. | 41.5 1 |
47.7 2 |
49.1 2 |
50.0 2 |
|