Table 1 Patient baseline characteristics^a

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%)

ECOG^b

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%)