Table 4. Uni and multivariate logistic regression models of patient- and disease-related features and pathological complete response.

		Univariate logistic regression model		Multivariate logistic regression model*
		OR (95%CI)	P-value	OR (95%CI)	P-value
Variables
Age	>45.5 vs ≤45.5	0.70 (0.21–2.28)	0.549
Stage	II-III vs I	1.36 (0.40–4.69)	0.623
Histology	AC vs SCC	Not applicable		Not applicable
CT cycles	4 vs 3	2.46 (0.71–8.52)	0.156
γ-H2AX	high vs low	4.20 (1.13–15.59)	0.032	7.14 (1.30–39.29)	0.024
pWee1	pos vs neg	5.31 (1.42–19.87)	0.013	8.92 (1.68–47.26)	0.010

* Adjusted for age, stage, number of chemotherapy cycles.

AC, Adenocarcinoma; SCC: Squamous cell carcinoma; CT, Chemotherapy.