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. 2015 Feb 9;33(9):1008–1014. doi: 10.1200/JCO.2014.59.0489

Table 2.

Key Baseline Patient Demographics and Disease Characteristics

Demographic or Disease Characteristic Total No. of Patients* % of Patients
Age, years 12,564
    Mean 60
    Range 18-92
Sex 12,567
    Male 64
    Female 36
Race 12,567
    White 76
    Black 2
    Asian 20
    Other 2
Region 10,271
    United States 20
    Not United States 80
Smoking status 10,820
    Never 25
    Former or current 75
Histology 12,562
    Squamous 21
    Nonsquamous 79
Performance status 12,492
    0 32
    1 63
    2+ 5
Tumor stage 11,534
    IIIB 18
    IV 77
    Other 4
No. of prior lines of therapy 12,554
    0 56
    1 38
    ≥ 2 6
*

Numbers may vary if variable is not defined or located within the data set.

Eastern Cooperative Oncology Group or WHO performance status.