Table 4.
Multivariate Risk Factors for Hydrocephalus
| Predictor Variable | Odds Ratio (95% Confidence Interval) | P Value |
|---|---|---|
| Age | ||
| 0–5 years | Reference | |
| 6–10 years | 0.6 (0.38–0.93) | 0.022 |
| 11–15 years | 0.32 (0.21–0.48) | <0.001 |
| 16–20 years | 0.24 (0.15–0.37) | <0.001 |
| Loss of consciousness | ||
| None | Reference | |
| Brief (<1 hour) | 1.25 (0.79–1.97) | 0.348 |
| Moderate (1–24 hours) | 1.29 (0.31–5.43) | 0.727 |
| Prolonged (24+ hours), baseline return | 8.54 (2.74–26.63) | <0.001 |
| Prolonged (24+ hours), no baseline return | 3.81 (1.52–9.55) | 0.004 |
| Other | 1.38 (1.02–1.88) | 0.038 |
| In-hospital complications | ||
| Nonpresence of the complication | Reference | |
| Respiratory | 28.35 (15.75–51.05) | <0.001 |
| Cardiac | 6.88 (0.15–310.41) | 0.321 |
| Renal and urinary | 1.44 (0.11–17.98) | 0.779 |
| Hematoma or hemorrhage | 37.12 (4.79–287.58) | 0.001 |
| Thromboembolic | 8.57 (1.31–56.19) | 0.025 |
| Septicemia | 15.63 (0.37–664.54) | 0.151 |
| Other neurologic | 64.64 (1.39–3010.2) | 0.033 |
| Open | ||
| Closed | Reference | |
| Open | 3.47 (1.23–9.81) | 0.019 |