Table 1:
Clinicopathological factors and AE
| Factors | AE (−) | AE (+) | P-values | |
|---|---|---|---|---|
| Total (n) | 62 | 56 | 6 | — |
| Age (58–85) | 70 ± 6 | 70 ± 6 | 72 ± 8 | 0.509 |
| Gender (n = 62) | 0.264 | |||
| Male | 55 | 51 | 4 | |
| Female | 7 | 5 | 2 | |
| CRP (n = 62) | 1.08 ± 2.64 | 0.905 ± 2.15 | 2.67 ± 5.54 | 0.121 |
| WBC (×103) (n = 62) | 6.91 ± 2.03 | 6.82 ± 1.99 | 7.82 ± 2.92 | 0.254 |
| LDH (n = 62) | 200 ± 40 | 198 ± 37 | 222 ± 61 | 0.164 |
| KL-6 (n = 51) | 673 ± 438 | 610 ± 392 | 1143 ± 518 | 0.004 |
| Operation time (n = 62) (min) | 196 ± 69 | 191 ± 68 | 238 ± 69 | 0.112 |
| Blood loss (n = 62) (ml) | 381 ± 522 | 364 ± 535 | 545 ± 387 | 0.423 |
| %VC (n = 62) (%) | 99.1 ± 17.5 | 100.5 ± 17.7 | 86.2 ± 9.4 | 0.056 |
| FEV1.0% (n = 62) (%) | 77.8 ± 14.2 | 77.8 ± 14.8 | 77.8 ± 5.4 | 0.995 |
| Alcohol (n = 62) | 0.999 | |||
| − | 32 | 29 | 3 | |
| + | 30 | 27 | 3 | |
| Emphysema (n = 62) | 0.999 | |||
| − | 24 | 22 | 2 | |
| + | 38 | 34 | 4 | |
| Bulla (n = 62) | 0.624 | |||
| − | 51 | 47 | 4 | |
| + | 11 | 9 | 2 | |
| Old inflammation (n = 62) | 0.999 | |||
| − | 53 | 48 | 5 | |
| + | 9 | 8 | 1 | |
| Fibrosis (n = 62) | 0.112 | |||
| UIP | 7 | 6 | 1 | |
| f-NSIP | 25 | 21 | 4 | |
| c-NSIP | 16 | 15 | 1 | |
| UFC | 14 | 14 | 0 | |
| Operative procedure (n = 62) | 0.414 | |||
| Lobectomy | 44 | 39 | 5 | |
| Segmentectomy | 6 | 5 | 1 | |
| Partial resection | 12 | 12 | 0 | |
| Pathology (n = 62) | 0.518 | |||
| Adenoca | 29 | 25 | 4 | |
| Squamous | 22 | 21 | 1 | |
| Others | 11 | 10 | 1 | |
| Pathological stage (n = 62) | 0.606 | |||
| IA | 24 | 21 | 3 | |
| IB | 13 | 12 | 1 | |
| IIA | 7 | 7 | 0 | |
| IIB | 9 | 7 | 2 | |
| IIIA | 8 | 8 | 0 | |
| IIIB | 0 | 0 | 0 | |
| IV | 1 | 1 | 0 |