Table 3:
Univariate analysis of potential outcome factors.
| Variable | five-year OS | five-year DFS | ||
|---|---|---|---|---|
| % | p-Value | % | p-Value | |
| Side | 0.144 | 0.456 | ||
| Left | 50.0 | 37.7 | ||
| Right | 45.4 | 35.4 | ||
| Gender | <0.001 | <0.001 | ||
| Male | 41.6 | 31.4 | ||
| Female | 55.3 | 43.2 | ||
| Histology | 0.295 | 0.421 | ||
| Adeno | 47.9 | 37.0 | ||
| Squamous | 47.0 | 34.9 | ||
| Large cell | 39.5 | 32.6 | ||
| Other NSC | 56.3 | 45.8 | ||
| Surgery | <0.001 | <0.001 | ||
| (Bi-)lobectomy | 51.1 | 39.5 | ||
| Pneumonectomy | 43.0 | 35.4 | ||
| Segment | 26.9 | 19.2 | ||
| Wedge | 25.9 | 14.8 | ||
| Resection margins | 0.005 | 0.008 | ||
| R0 | 48.5 | 37.4 | ||
| R1, R2, RX | 26.4 | 9.0 | ||
| UICC 7 | <0.001 | <0.001 | ||
| IA | 57.1 | 43.2 | ||
| IB | 54.2 | 43.0 | ||
| IIA | 55.2 | 40.7 | ||
| IIB | 45.5 | 32.8 | ||
| IIIA | 30.0 | 24.9 | ||
| IIIB | 8.3 | 8.3 | ||
| UICC 8 | p<0.001 | p<0.001 | ||
| IA1 | 73.5 | 61.8 | ||
| IA2 | 54.8 | 40.7 | ||
| IA3 | 55.2 | 41.0 | ||
| IB | 57.1 | 50.0 | ||
| IIA | 52.8 | 40.7 | ||
| IIB | 52.3 | 39.0 | ||
| IIIA | 36.4 | 28.0 | ||
| IIIB | 19.2 | 18.1 | ||
OS = overall survival; DFS = disease free survival; UICC = Union for International Cancer Control.