Table 3. Time to readmission.
| Reason for readmission | Days from discharge | Postoperative day | p -Value a | ||
|---|---|---|---|---|---|
| Mean ± SD, d | Median (IQR), d | Mean ± SD, d | Median (IQR), d | ||
| All causes | 6.7 ± 6.1 | 5 (3–7) | 9.7 ± 6.6 | 8 (6–10) | N/A |
| Medical causes | 7.4 ± 7.2 | 4.5 (2–9) | 10.5 ± 7.5 | 7.5 (5.5–14) | 0.339 |
| Surgical causes | 5.6 ± 4.1 | 5 (3–6) | 8.5 ± 5.3 | 8 (6–9) | 0.117 |
| Cerebrospinal fluid leak | 6.2 ± 5.2 | 5 (2.5–6) | 9.2 ± 7.0 | 7.5 (5–9) | 0.388 |
| Epistaxis | 4.9 ± 2.2 | 5 (3–7) | 7.8 ± 1.8 | 8 (7–9) | 0.161 |
| Hyponatremia | 4.3 ± 2.2 | 4 (2.5–6) | 7 ± 2.1 | 7 (5.5–8) | 0.032 |
| Hypernatremia | 15.5 ± 19 | 15.5 (2–29) | 18.0 ± 18.4 | 18 (5–31) | 0.032 |
| Pain/headache | 9.2 ± 7.7 | 8 (2–15) | 11.8 ± 8.1 | 10 (5–17) | 0.075 |
| Adrenal insufficiency | 4.2 ± 2.6 | 3 (2–7) | 9.4 ± 5.5 | 7 (6–9) | 0.177 |
Abbreviations: IQR, interquartile range; N/A, not applicable; SD, standard deviation.
a
Reflect two-tailed t -test for continuous variables between groups.