Table 1. Association Between Childhood Infection and Risk of Nonaffective Psychoses in Adulthood in a Sample of 647 515 Swedish Men.
| Age at Infection, y | Exposed to Infection, No. (%) | Unadjusted Analysis | Adjusted Analysisa | ||
|---|---|---|---|---|---|
| Hazard Ratio (95% CI) | P Value | Hazard Ratio (95% CI) | P Value | ||
| All (0-13) | 153 460 (23.70) | 1.21 (1.13-1.30) | <.001 | 1.16 (1.08-1.24) | <.001 |
| 0-1 | 49 127 (7.59) | 1.29 (1.15-1.44) | <.001 | 1.19 (1.06-1.33) | <.01 |
| 2-4 | 84 020 (12.98) | 1.15 (1.05-1.26) | <.01 | 1.11 (1.02-1.22) | .02 |
| 5-9 | 34 266 (5.29) | 1.01 (0.88-1.15) | .90 | 1.01 (0.88-1.15) | .90 |
| 10-13 | 14 979 (2.31) | 1.01 (0.83-1.23) | .89 | 1.02 (0.84-1.24) | .84 |
a
Regression models have been adjusted for household crowding, winter birth, parental socioeconomic status, migration status, and parental history of nonaffective psychoses.