Table 1 Comparison of the data before PSM in the three groups of patients
LM + BB group (n = 114) | TT + BB group (n = 443) | DLT group (n = 241) | P-value | |
|---|---|---|---|---|
Age (years) | 54.61 ± 11.71 | 57.68 ± 9.90 | 58.15 ± 9.62 | 0.005 |
Male (%) | 53.5 | 54.9 | 53.9 | 0.954 |
Female (%) | 46.5 | 45.1 | 46.1 | |
Weight (kg) | 62.80 ± 8.61 | 64.70 ± 10.20 | 63.97 ± 9.61 | 0.157 |
Preoperative albumin level(g/l) | 43.89 ± 4.20 | 42.90 ± 4.62 | 43.12 ± 4.15 | 0.115 |
Diabetes mellitus(%) | 10.5 | 12.0 | 11.6 | 0.913 |
Hypertension(%) | 20.2 | 29.6 | 29.4 | 0.121 |
ASA classification(n) | 0.032 | |||
II grade(n) | 101 | 368 | 187 | |
III grade(n) | 13 | 75 | 54 | |
Extent of resection(%) | 0.788 | |||
wedge resection | 7.0 | 9.9 | 10.8 | |
segmentectomy | 7.9 | 8.6 | 9.5 | |
lobectomy | 85.1 | 81.5 | 79.7 | |
Intraoperative infusion volume(ml) | 1140.35 ± 381.30 | 1215.35 ± 386.89 | 1294.40 ± 370.33 | 0.001 |
Duration of surgery(min) | 124.63 ± 46.17 | 140.18 ± 52.84 | 147.81 ± 51.33 | 0.001 |
Pulmonary infection(%) | 14.0 | 24.4 | 25.7 | 0.038 |
Hospitalization time(day) | 10(8–12) | 10.5(8–14) | 11(9–15) | 0.018 |
Hospitalization cost(yuan) | 49689.96(41181.49–57921.67) | 52756.76(43916.71–60755.16) | 54,797.52(45408.19–61,334.80) | 0.010 |