Comparison 2.

Different radioisotopes (data as published)

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Pain relief	3		Risk Ratio (M‐H, Random, 95% CI)	Totals not selected
1.1 Complete relief (100%)	3		Risk Ratio (M‐H, Random, 95% CI)	0.0 [0.0, 0.0]
1.2 Complete/partial relief (50%‐100%)	3		Risk Ratio (M‐H, Random, 95% CI)	0.0 [0.0, 0.0]
1.3 Any amount of relief (0%‐100%)	0		Risk Ratio (M‐H, Random, 95% CI)	0.0 [0.0, 0.0]
2 Compression of nervous roots	1	50	Risk Difference (M‐H, Random, 95% CI)	0.0 [‐0.07, 0.07]
3 Hypercalcaemia	1	100	Risk Ratio (M‐H, Random, 95% CI)	1.0 [0.31, 3.24]
4 Pain flares	2		Risk Ratio (M‐H, Random, 95% CI)	Subtotals only
5 Final quality of life	1	50	Mean Difference (IV, Random, 95% CI)	1.0 [‐9.98, 11.98]