Population characteristics and incidental findings in pooled studiesa,3–9
| No. Available (Studies) | Rate (%) (No.) or Mean Value ± SD | 99% CI | P (Het) | I²/Q Value | |
|---|---|---|---|---|---|
| Patients | 5938 (7) | ||||
| Sex (female) | 5878 (6) | 50.2 (2990) | 45.0–55.4 | .001 | 76.0/20.9 |
| Age (mean) (SD) (yr) | 5543 (4) | 11.3 ± 2.8 | |||
| Incidental findings | |||||
| No IF | 5938 (7) | 79.9 (4648) | 66.1–89.0 | <.001 | 96.7/183.3 |
| ≥1 IF | 5938 (7) | 16.4 (1189) | 9.8–26.2 | <.001 | 94.9/117.6 |
| ≥1 IF, high resolution | 5543 (4) | 18.9 (1128) | 9.4–34.6 | <.001 | 97.1/104.6 |
| ≥1 IF, standard resolution | 395 (3) | 13.2 (61) | 5.8–27.2 | .016 | 75.7/8.2 |
| ≥1 IF, boys | 816 (3) | 17.6 (133) | 14.1–21.7 | <.001 | 97.5/81.0 |
| ≥1 IF, girls | 874 (3) | 16.3 (100) | 9.2–19.9 | .002 | 83.4/12.0 |
| IF to follow | 5938 (7) | 2.6 (67) | 0.5–11.7 | <.001 | 95.4/131.2 |
Note:—Het indicates heterogeneity.
↵a Values are expressed as absolute number of patients (studies) or a percentage, unless otherwise specified.