Table 1.
Clinical characteristics of the population.
| Variables | All probands (n = 22) | Females (n = 10) | Males (n = 12) | |
|---|---|---|---|---|
| Age (years) | ||||
| Mean ± SD | 32.4 ± 4.2 | 30.0 ± 2.7 | * | 34.3 ± 4.4 |
| Median (range) | 31.5 (27–41) | 29.5 (27–35) | 34.5 (27–41) | |
| Experience in pediatrics (years) | ||||
| Mean ± SD | 4.6 ± 3.1 | 3.1 ± 2.2 | * | 5.8 ± 3.2 |
| Median (range) | 4.0 (0.5–13.0) | 2.5 (0.5–7.0) | 5.0 (1.0–13.0) | |
| Body weight (kg) | ||||
| Mean ± SD | 70,94 ± 19.6 | 57.7 ± 10.4 | ** | 81.4 ± 19.1 |
| Median (range) | 66.0 (44.0–120.0) | 55.5 (44.0–77.0) | 74.5 (62.0–120.0) | |
| Height (cm) | ||||
| Mean ± SD | 172.7 ± 8.8 | 165.6 ± 6.9 | *** | 178.6 ± 5.0 |
| Median (range) | 174.0 (151.0–187.0) | 167.5 (157.0–176.0) | 177.5 (172.0–187.0) | |
| Body surface area (BSA) (m2) | ||||
| Mean ± SD | 1.8 ± 0.3 | 1.6 ± 0.2 | *** | 2.0 ± 0.3 |
| Median (range) | 1.8 (1.4–2.5) | 1.6 (1.4–1.9) | 1.9 (1.8–2.5) | |
| Sleep interruptions on duty | ||||
| Mean ± SD | 2 ± 2 | 2 ± 2 | 2 ± 2 | |
| Median (range) | 2 (0–7) | 2 (0–6) | 2 (0–7) | |
| Hours of sleep on duty | ||||
| Mean ± SD | 4.0 ± 1.3 | 3.7 ± 1.1 | 4.2 ± 1.4 | |
| Median (range) | 4.0 (1.5–6.5) | 3.8 (1.5–5.3) | 4.3 (1.5–6.5) | |
| 24-h urine volume on duty (ml) | ||||
| Mean ± SD | 2,026 ± 1,056 | 1,735 ± 1,006 | 2,268 ± 1,078 | |
| Median (range) | 2,110 (650–4,860) | 1,480 (650–4,000) | 2,183 (810–4,860) | |
| 24-h urine volume off duty (ml) | ||||
| Mean ± SD | 2,200 ± 772 | 2,339 ± 778 | 2,084 ± 780 | |
| Median (range) | 2,165 (850–3,725) | 2,275 (1,300–3,725) | 1,925 (850–3,230) | |
Significant differences (unpaired t-test with Welch’s-correction) between males and females concerning the variables age, experience in pediatrics and BSA.
*p < 0.05.
**p < 0.01.
***p < 0.001.