Table 1.
Patient baseline characteristicsa
| CCI < 9 | CCI ≥ 9 | |||
|---|---|---|---|---|
| Patients | 165 | 90 (55%) | 75 (45%) | |
| Age, y | 61 ± 11 | 60 ± 9 | 62 ± 10 | |
| Gender | Male | 89 (54) | 49 (55%) | 40 (53%) |
| Female | 76 (46) | 41 (45%) | 35 (47%) | |
| Histology | Non-squamous | 92 (56) | 50 (56%) | 42 (56%) |
| Squamous | 73 (44) | 40 (44%) | 33 (44%) | |
| Stage | IIIB | 45 (27) | 26 (29%) | 19 (25%) |
| IV | 120 (73) | 64 (71%) | 56 (75%) | |
| ECOGb | 1 | 74 (45) | 40 (44%) | 34 (45%) |
| 2 | 91 (55) | 50 (56%) | 41 (55%) | |
| Smoking status | Smoker | 95 (58) | 50 (56%) | 45 (60%) |
| Non-smoker | 70 (42) | 40 (44%) | 30 (40%) |
a n (%) or mean ± standard deviation;
bThere was no patient with performance status = 0 in our cohort