Table 2.
Multivariate analysis of factors predictive for OS
| Multivariate analysis | |||
|---|---|---|---|
| Characteristic | Strata | HR (95%CI) | p-value* |
| Age at diagnosis | 1.07 (1.05 – 1.09) | <0.0001 | |
| Gender | Male vs Female | 1.61 (1.002 – 2.57) |
0.049 |
| Paraneoplastic syndrome |
Myasthenia gravis vs none Other vs none |
1.60 (0.96 – 2.66) 2.93 (1.13 – 7.56) |
0.035 0.07# 0.027# |
| Pathologic Stage | II vs III | 0.36 (0.22– 0.60) | <0.0001 |
| Tumor size | 1.04 (0.97 – 1.11) | 0.29 | |
| Histology subtype | A/AB vs B1/B2/B3 | 0.61 (0.36 – 1.06) | 0.077 |
| Chemotherapy | Yes vs No | 0.65 (0.37 – 1.13) | 0.13 |
| Treatment type | Surgery vs Surgery + PORT |
0.58 (0.34 – 0.97) | 0.037 |
*
Likelihood ratio P value from a Cox model.
#
Wald P values.