Comparison 4.

Separating the trials; Chemotherapy versus no additional treatment; all women receiving surgery and radiotherapy

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Death from any cause; Chemotherapy versus no additional treatment (HR)	2		Risk Ratio (Random, 95% CI)	0.68 [0.45, 1.02]
2 Death or recurrence; Chemotherapy versus no additional treatment (HR)	3		Hazard Ratio (Random, 95% CI)	0.63 [0.44, 0.89]
3 Overall 5 year survival; Chemotherapy versus no additional treatment (RR)	4	871	Risk Ratio (IV, Random, 95% CI)	0.94 [0.72, 1.22]