Table 1.

Summary of patient baseline characteristics

CharacteristicsErlotinib (n = 488), n (%)Placebo (n = 243), n (%)
Gender
    Female173 (35)83 (34)
    Male315 (65)160 (66)
Age (y)
    18-396 (1)5 (2)
    40-64293 (60)148 (61)
    ≥65189 (39)90 (37)
Race
    Caucasian379 (78)188 (77)
    Black18 (4)12 (5)
    Asian63 (13)28 (12)
    Other28 (5)15 (6)
ECOG performance status
    064 (13)34 (14)
    1256 (52)132 (54)
    2126 (26)56 (23)
    342 (9)21 (9)
Weight loss in previous 6 mos (%)
    <5320 (66)166 (68)
    5-1096 (20)36 (15)
    >1052 (11)29 (12)
    Unknown20 (4)12 (5)
Smoking history
    Never smoked104 (21)42 (17)
    Current or ex smoker358 (73)187 (77)
    Unknown26 (5)14 (6)
Histologic classification
    Adenocarcinoma246 (50)119 (49)
    Squamous144 (30)78 (32)
    Undifferentiated large cell41 (8)23 (9)
    Mixed non–small cell11 (2)2 (<1)
    Other46 (9)21 (9)