Comparison 3. Endoscopic bipolar electrocoagulation versus heater probe.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Severe bleeding episodes	1		Risk Ratio (M‐H, Random, 95% CI)	Totals not selected
2 Mean number of severe bleeds after first year	1		Mean Difference (IV, Random, 95% CI)	Totals not selected
3 Mean haematocrit after first year	1		Mean Difference (IV, Random, 95% CI)	Totals not selected
4 Mean units of blood transfused after first year	1		Mean Difference (IV, Random, 95% CI)	Totals not selected