Table 1 Demographic variables of each group
Characteristics | Control group | BH group | P-value |
|---|---|---|---|
Number (M/F) | 71 (31/40) | 71 (29/42) | |
Age (yr) | 9.3 ± 2.1 | 9.5 ± 1.9 | 0.46 |
Height (cm) | 137.7 ± 15.7 | 138.0 ± 12.8 | 0.90 |
Weight (kg) | 35.8 ± 13.1 | 37.9 ± 12.4 | 0.34 |
Anesthesia time (min) | 146.3 ± 60.8 | 159.8 ± 72.3 | 0.08 |
Operation time (min) | 106.2 ± 56.6 | 114.1 ± 66.3 | 0.16 |