Multivariate analysis of EGFR and ALK positive vs. double negative groups

Predictor variablesLevelEGFR positive vs. negativeALK positive vs. negative
Sig.ORSig.OR
Intercept-0.691-0.618-
Number of lesions-0.0611.028 (0.999, 1.057)0.0131.037 (1.008, 1.068)
Smoking historyYes0.1470.316 (0.066, 1.499)0.0370.208 (0.047, 0.913)
NoREF
HistologySquamous0.8260.769 (0.074, 7.949)0.1640.160 (0.012, 2.112)
AdenocarcinomaREF
T2WHypointense0.4130.424 (0.054, 3.311)0.1234.099 (0.684, 24.573)
Heterogeneous0.7070.630 (0.057, 6.977)0.4670.360 (0.023, 5.661)
HyperintenseREF
T2 bordersDefinedREF
Fuzzy0.0097.858 (1.681, 36.742)0.2422.401 (0.554, 10.408)
HemorrhagePresent0.0256.490 (1.267, 33.240)0.7710.787 (0.157, 3.952)
AbsentREF
Diffusion restrictionCentral0.3020.329 (0.040, 2.721)0.4790.402 (0.032, 4.994)
Complete0.0580.100 (0.009, 1.080)0.1060.113 (0.008, 1.586)
Peripheral0.0230.044 (0.003, 0.650)0.0744.227 (0.867, 20.600)
NoneREF
Enhancement patternPatchy0.1983.606 (0.51, 25.478)0.2922.946 (0.394, 22.004)
Ring0.7151.43 (0.209, 9.775)0.00514.879 (2.278, 97.189)
HomogeneousREF
Meningeal involvementPresent0.5941.584 (0.292, 8.591)0.0456.394 (1.046, 39.071)
AbsentREF
Lung metastasisPresent0.0546.329 (0.967, 41.427)0.00712.47 (1.995, 77.925)
AbsentREF

Sig.: significance; OR: odds ratio; -: not applicable; REF: reference; T2W: T2 weighted. Data in parentheses () are 95% CIs