Table 3. Multivariate logistic regression model for tumour response to 1st line chemotherapy (n=255).

Variable	Risk ratio (95% CI)	P-value
Performance status (ECOG)
0–1	6.06 (1.32–27.7)	0.020
Histology
Nonmucinous	3.41 (1.53–7.61)	0.002
No peritoneal metastases	2.70 (1.14–6.37)	0.026

ECOG=Eastern Cooperative Oncology Group; CI=confidence interval.