Comparison 12. Combined therapy versus conservative therapy.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
12.1 Common adverse effects	1		Risk Ratio (M‐H, Fixed, 95% CI)	Totals not selected
12.1.1 Hospitalization	1		Risk Ratio (M‐H, Fixed, 95% CI)	Totals not selected
12.1.2 Fatal myocardial infarction	1		Risk Ratio (M‐H, Fixed, 95% CI)	Totals not selected
12.1.3 Cutaneous toxicity from electron beam therapy	1		Risk Ratio (M‐H, Fixed, 95% CI)	Totals not selected
12.1.4 Acute non‐lymphocytic leukaemia	1		Risk Ratio (M‐H, Fixed, 95% CI)	Totals not selected
12.1.5 Non‐melanoma skin cancer	1		Risk Ratio (M‐H, Fixed, 95% CI)	Totals not selected
12.1.6 Unspecified	1		Risk Ratio (M‐H, Fixed, 95% CI)	Totals not selected
12.2 Complete response	1		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only
12.3 Relapse	1		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only
12.4 Overall survival	1		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only
12.5 Objective response rate	1		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only