Unmatched patients | Propensity-matched patients | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
ISG | TSG | ISG | TSG | |||||||
717 | 219 | 218 | 218 | |||||||
Characteristics | n | % | n | % | P | n | % | n | % | P |
Sex | ||||||||||
Male | 285 | 39.7 | 79 | 36.1 | 0.329 | 69 | 31.7 | 78 | 35.8 | 0.362 |
Female | 432 | 60.3 | 140 | 63.9 | 149 | 68.3 | 140 | 64.2 | ||
Age, y | ||||||||||
≤ 30 | 19 | 2.6 | 15 | 6.8 | < 0.001 | 11 | 5.0 | 14 | 6.4 | 0.071 |
> 30, ≤ 49 | 166 | 23.2 | 74 | 33.8 | 74 | 33.9 | 74 | 33.9 | ||
> 50, ≤ 70 | 438 | 61.1 | 123 | 56.2 | 113 | 51.8 | 123 | 56.4 | ||
> 70 | 94 | 13.1 | 7 | 3.2 | 20 | 9.2 | 7 | 3.2 | ||
Operative procedures | ||||||||||
Wedge | 129 | 18.0 | 64 | 29.2 | < 0.001 | 76 | 34.9 | 63 | 28.9 | 0.355 |
Segmentectomy | 236 | 32.9 | 91 | 41.6 | 79 | 36.2 | 91 | 41.7 | ||
Lobectomy | 352 | 49.1 | 64 | 29.2 | 63 | 28.9 | 64 | 29.4 | ||
Neoplasm | ||||||||||
Benign | 67 | 9.3 | 15 | 6.8 | 0.004 | 20 | 9.2 | 15 | 6.9 | 0.073 |
Preinvasive | 40 | 5.6 | 26 | 11.9 | 13 | 6.0 | 26 | 11.9 | ||
Malignant | 610 | 85.1 | 178 | 81.3 | 185 | 84.9 | 177 | 81.2 |