Table 1.
Demographic data (mean ± SD) in the development and validation cohorts, divided into age bins
| Characteristics | Development cohort (n = 176) |
Validation cohort (n=43) |
Total (n = 219) |
||||||
|---|---|---|---|---|---|---|---|---|---|
| 0–2 yr | 2–21 yr | 21–60 yr | >60 yr | 0–2 yr | 2–21 yr | 21–60 yr | >60 yr | ||
| Patients (n) | 2 | 38 | 63 | 73 | 0 | 16 | 18 | 9 | 219 |
| Age (yr) | 1.5 | 12 ± 5 | 48 ± 9 | 69 ± 6 | NA | 15 ± 4 | 44 ± 14 | 66 ± 6 | 46 ± 23 |
| Male sex (%) | 0 | 47 | 81 | 89 | NA | 62 | 78 | 78 | 75 |
| Weight (kg) | 11.4 | 45.0 ± 24.8 | 78.9 ± 18.1 | 87.9 ± 15.4 | NA | 61.3 ± 20.3 | 79.7 ± 14.3 | 77.6 ± 14.1 | 74.1 ± 24.4 |
| Height (cm) | 80 | 143 ± 28 | 170 ± 8 | 170 ± 8 | NA | 155 ± 17 | 179 ± 13 | 176 ± 10 | 165 ± 20 |
| BSA (m2) | 0.51 | 1.31 ± 0.47 | 1.90 ± 0.23 | 1.99 ± 0.18 | NA | 1.61 ± 0.34 | 1.98 ± 0.25 | 1.94 ± 0.22 | 1.80 ± 0.39 |
| P-creatinine (μmol/l) | 22 | 98 ± 95 | 276 ± 168 | 249 ± 94 | NA | 155 ± 129 | 127 ± 30 | 167 ± 81 | 208 ± 138 |
BSA, body surface area: NA, not applicable.