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Table 3 Factors predicting tumor response (multivariate analysis)

From: Interstitial lung disease in gefitinib-treated Japanese patients with non-small cell lung cancer – a retrospective analysis: JMTO LC03-02

Factor No. patients Odds ratio (95% CI) p-value
Sex    
   Male 256 1 -
   Female 152 4.35 (2.40–7.90) <0.001
Prior chemotherapy    
   No 82 1 -
   Yes 326 0.34 (0.18–0.65) 0.001
Absolute neutrophil count 408 0.85 (0.75–0.93)* 0.017
Histological type    
   Non-adenocarcinoma 127 1 -
   Adenocarcinoma 281 2.35 (1.03–5.35) 0.043
  1. Valuables with p < 0.05 were selected using a backward elimination procedure.
  2. *per 1000/μL.