Table 1.

Characteristics of patients in Cohorts 1–4.

	Cohort 1 (n = 1379)	Cohort 2 (n = 591)	Cohort 3 (n = 96)	Cohort 4 (n = 211)
Data source	India	India	India	USA
Age, years	62.4 (23–92)	61.7 (21–90)	58.6 (24–86)	67.96 (24–87)
Sex
Male	905 (65.6%)	356 (60.2%)	64 (66.7%)	135 (63.9%)
Female	474 (34.4%)	235 (39.8%)	32 (33.3%)	76 (36.1%)
Smoking
Never	736 (54.4%)	356 (60.2%)	67 (69.8%)	48 (22.7%)
Smoker	643 (46.6%)	235 (39.8%)	29 (30.2%)	163 (77.3%)
Histology
Adenocarcinoma	903 (65.5%)	408 (69.0%)	93 (96.9%)	172 (81.5%)
Squamous cell carcinoma	259 (18.8%)	101 (17.1%)	3 (3.1%)	35 (16.6%)
Others	217 (15.7%)	82 (13.9%)	0 (0.0%)	4 (1.9%)
EGFR genotype
Wild-type	699 (50.7%)	286 (48.4%)	69 (71.9%)	133 (63%)
Mutant	680 (49.3%)	305 (51.6%)	25 (28.1%)	38 (18%)
NA	0	0	0	40 (19%)

The patient characteristics are unavailable for Cohort 5.