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. 2008 Sep 5;178(11):1164–1172. doi: 10.1164/rccm.200801-142OC

TABLE 2.

PERFORMANCE OF A PREDICTION MODEL BASED ON SMOKING-RELATED GENOMIC SIGNATURES AND HISTOLOGICAL SUBTYPES

Accuracy Specificity Sensitivity Classifiers, n
Smoking (CS vs. NS/LTQ) 74 (62,85) 77 (62,92) 70 (51,88) 35
Smoking (CS vs. FS) 62 (48,75) 60 (42,78) 64 (44,84) 85
Smoking (FS vs. NS/LTQ) 45 (30,60) 45 (23,67) 45 (25,66) 81
Smoking (CS vs. NS/LTQ) within Adenocarcinoma 78 (64,91) 74 (68,100) 71 (49,92) 123
Smoking (CS vs. NS/LTQ) within Squamous 41 (18,65) 64 (35,92) 0 (0,0) 8
Adenocarcinoma vs. Squamous 83 (70,97) 82 (59,100) 84 (68,100) 63
Normal vs. Adenocarcinoma 75 (63,87) 89 (68,100) 72 (59,85) 81
Normal vs. Squamous 78 (65,91) 100 (100,100) 72 (56,87) 28

Definition of abbreviations: CS = current-smokers; FS = former-smokers; LTQ = long-time quitters; NS = never-smokers.

Values are presented as percent (95% confidence interval).