Characteristics of study population (n=2621)
| Characteristic | Value |
| Gender (male)* | 1280 (48.8) |
| Age at first referral (y)† | 2.9±3.0 |
| Comorbidity* | 970 (37.0) |
| Incarceration* | 31 (1.2) |
| Age at incarceration (y)‡ | 3.7 (1.7 to 7.0) |
| Strangulation* | 2 (0.1) |
| Age at strangulation (y)‡ | 11.8 (10.8 to 12.9) |
| Resolution of hernia* | 1031 (39.4) |
| Age at resolution (y)‡ | 2.9 (1.4 to 4.3) |
| Surgery* | 1587 (60.5) |
| Age at surgery (y)‡ | 3.6 (2.3 to 5.4) |
| Perioperative complications* | |
| Infection | 3 (0.1) |
| Bleeding | 3 (0.1) |
| Anesthesia-related | 3 (0.1) |
| Other | 3 (0.1) |
| Size of defect (mm)‡ | 7.0 (5.0 to 10.0) |
| Recurrence* | 20 (1.3) |
*Data were presented as n (%).
†Data were presented as mean±SD.
‡Data were presented as median (IQR).
IQR, interquartile range; SD, standard deviation.