Demographic and clinical characteristics of study sample
| Characteristic | Group; no. (%) or mean ± SD | ||
|---|---|---|---|
| Total sample (n = 223) | Nonobese (n = 139) | Obese (n = 84) | |
| Age, yr | 12.4 ± 4.0 | 12.5 ± 4.0 | 12.1 ± 3.9 |
| BMIFAP | 65.8 ± 28.4 | 49.1 ± 23.3 | 93.4 ± 4.3 |
| Female sex | 97 (43.5) | 68 (49) | 29 (34.5) |
| Male sex | 126 (56.5) | 71 (51) | 55 (65.5) |
| Received ultrasound | 205 (91.9) | 127 (91.3) | 78 (92.9) |
| Proceeded to surgery without imaging | 13 (5.8) | 8 (5.8) | 5 (6.0) |
| Received CT | 54 (24.2) | 30 (21.6) | 24 (28.6) |
| Age, yr | 12.7 ± 3.99 | 13.1 ± 4.1 | 12.3 ± 3.9 |
| BMIFAP | 69.8 ± 28.1 | 48.4 ± 22 | 94 ± 4.0 |
| Female sex | 23 (43) | 14 (61) | 9 (39) |
| Male sex | 31 (57) | 16 (52) | 15 (48) |
BMIFAP = body mass index for age percentile; CT = computed tomography; SD = standard deviation.