Table 4. Cumulative 1-year risks of recurrent SDH, according to selected combinations of predictive factors.
Cumulative 1-year risks (95% CI) | |||||
---|---|---|---|---|---|
Males | Females | ||||
Alcohol addiction + trauma diagnoses | - operation | 11.1% | (8.7–13.5) | 12.6% | (8.4–16.9) |
+ operation | 21.4% | (17.5–25.3) | 17.6% | (11.4–23.7) | |
Diabetes mellitus | - operation | 20.1% | (13.8–26.5) | 11.7% | (4.4–18.9) |
+ operation | 25.3% | (18.9–31.7) | 7.3% | (1.1–13.7) |