1.
患者临床资料
Clinical characteristics of patients
| General drainage group (n=423) |
Anhydrous negative pressure drainage group (n=69) | P | |
| Age (yr) | 60.1±10.9 | 58.4±10.9 | 0.83 |
| Gender | 0.36 | ||
| Male | 211 (49.9%) | 30 (43.5%) | |
| Female | 212 (50.1%) | 39 (56.5%) | |
| Comorbidities | |||
| Hypertension | 129 (30.5%) | 19 (27.5%) | 0.67 |
| Diabetes | 42 (9.9%) | 4 (5.8%) | 0.37 |
| Smoking | 136 (32.2%) | 14 (20.3%) | 0.05 |
| Incision | 0.01 | ||
| Uni-portal | 48 (11.3%) | 19 (27.5%) | |
| Double-hole | 12 (2.8%) | 1 (1.4%) | |
| Three-hole | 274 (64.8%) | 38 (55.1%) | |
| Four-hole | 37 (8.7%) | 8 (11.6%) | |
| Traditionalposterolateral incision | 52 (12.3%) | 3 (4.3%) | |
| Scope of surgery | 0.28 | ||
| Lobectomy | 270 (63.8%) | 39 (56.5%) | |
| Sublobectomy | 153 (36.2%) | 30 (43.5%) | |
| Duration of operation (min) | 126.2±51.0 | 100.3±49.7 | 0.67 |
| Postoperative hospital stay (d) | 5.6±2.31 | 4.3±1.4 | 0.02 |
| Total hospital stay (d) | 13.2±4.4 | 10.5±3.2 | 0.04 |