Table 2.
Association between clinicopathologic factors and cumulative incidence of recurrence in octogenarians (n = 151)
| Total | ||||
|---|---|---|---|---|
| Variable | No. | (%) | 5-Year CIR* | P |
| Histologic type | 0.2 | |||
| ADC | 116 | (77) | 17% | |
| SCC | 35 | (23) | 34% | |
| Gender | 0.38 | |||
| Female | 91 | (60) | 17% | |
| Male | 60 | (40) | 28% | |
| Smoking history | 0.64 | |||
| Never | 31 | (21) | 11% | |
| Former | 109 | (72) | 24% | |
| Current | 11 | (7) | 31% | |
| Procedure§ | 0.032 | |||
| ≥Lobectomy | 105 | (70) | 16% | |
| Limited | 46 | (30) | 35% | |
| Visceral pleural invasion | 0.24 | |||
| Absent | 121 | (80) | 20% | |
| Present | 30 | (20) | 30% | |
| Lymphatic invasion | 0.16 | |||
| Absent | 99 | (66) | 20% | |
| Present | 52 | (34) | 26% | |
| Vascular invasion | 0.09 | |||
| Absent | 101 | (67) | 18% | |
| Present | 50 | (33) | 30% | |
| Pathologic stage | 0.046 | |||
| IA | 91 | (60) | 18% | |
| IB | 60 | (40) | 29% | |
*CIR: Cumulative Incidence of Recurrence
Significant P-values (<0.05) are shown in bold type
Histologic type: ADC, adenocarcinoma
SCC, squamous cell carcinoma
§ Procedure: ≥Lobectomy: Lobectomy, Bilobectomy, Pneumonectomy
Limited: Segmental resection, Wedge resection