Table 3.

Univariable and multivariable Cox proportional hazard analysis on influence of WT on risk of death in patients treated with neoadjuvant chemotherapy followed by gastrectomy or primary gastrectomy for cancer

Characteristic	Univariable		Multivariablea
	HR (95% CI)	p	HR (95% CI)	p
Neoadjuvant treatment
WT ≤5 weeks	Ref	–	Ref	–
WT 5–8 weeks	0.79 (0.67–0.94)	0.008*	0.82 (0.66–1.02)	0.068
WT >8 weeks	0.80 (0.62–1.05)	0.106	0.85 (0.59–1.21)	0.354
Additional week WT	0.97 (0.94–1.01)	0.057	0.96 (0.92–1.00)	0.078
Surgery only
WT ≤5 weeks	Ref	–	Ref	–
WT 5–8 weeks	0.86 (0.76–0.98)	0.018*	0.92 (0.81–1.05)	0.200
WT >8 weeks	0.75 (0.65–0.86)	<0.001*	0.95 (0.79–1.08)	0.314
Additional week WT	0.97 (0.96–0.99)	<0.001*	0.99 (0.98–1.01)	0.264

CI confidence interval, HR hazard ratio, WT waiting time

* Statistically significant (p < 0.05)

^aAdjusted for baseline characteristics: age, gender, malignancy history, tumor differentiation, cT stage, cN stage, year of diagnosis, and referral status