8. Pulpotomy (diode laser + MTA) versus pulpotomy (FC + ZOE).

Outcome	Time point (months)	No. of studies	Risk ratio (95% CI)
Clinical failure	15.7	1	Not estimable*
Radiological failure	15.7	1	4.00 (0.48 to 33.42)
Overall failure	15.7	1	2.00 (0.40 to 9.99)
Pathological radiolucency	15.7	1	3.00 (0.33 to 26.99)
Pathological root resorption	15.7	1	1.50 (0.27 to 8.25)

*due to lack of events

Abbreviations ‐ CI: confidence interval; FC: formocresol; MTA: mineral trioxide aggregate; ZOE: zinc oxide and eugenol