Table 1 Patients’ characteristics and outcomes
Single-direction group | Control group | Total | P-value | |
|---|---|---|---|---|
Age(months) | 4.75 ± 0.80 | 4.72 ± 0.92 | 4.72 ± 0.90 | 0.569 |
Weight(kg) | 7.52 ± 1.07 | 7.43 ± 1.17 | 7.43 ± 1.14 | 0.779 |
Location | ||||
Right upper lobe | 2(9.5%) | 2(9.5%) | 4(9.5%) | |
Right middle lobe | 4(19.0%) | 4(19.0%) | 8(19.0%) | |
Right lower lobe | 3(14.3%) | 3(14.3%) | 6(14.3%) | |
Left upper lobe | 2(9.5%) | 2(9.5%) | 4(9.5%) | |
Left lower lobe | 10(47.6%) | 10(47.6%) | 20(47.6%) | |
Operation time (minutes) | 68.57 ± 15.42 | 65.95 ± 15.69 | 65.95 ± 15.31 | 0.859 |
Blood lost (ml) | 10.0 ± 7.42 | 13.3 ± 6.40 | 13.33 ± 6.24 | 0.549 |
Length of chest tube drainage (days) | 2.90 ± 0.62 | 2.62 ± 0.74 | 2.62 ± 0.72 | 0.102 |
Length of hospital stay(days) | 4.23 ± 0.70 | 3.71 ± 0.90 | 3.71 ± 0.88 | 0.636 |
Postoperative complications | 4(19.0%) | 5(23.5%) | 9(21.4%) | 0.311 |
Subcutaneous emphysema | 0 | 2 | ||
Atelectasis requiring sputum aspiration | 2 | 1 | ||
Transient phrenic palsy | 1 | 1 | ||
Prolonged air leak > 2 days | 1 | 1 |