5. Pulpotomy (MTA + NaOCl) versus pulpotomy (CH + NaOCl).

Outcome	Time point (months)	No. of studies	Risk ratio (95% CI)
Clinical failure	6 and 12	1	Not estimable*
Radiological failure	6	1	Not estimable*
	12	1	0.20 (0.02, 1.61)
Soft tissue pathology	6 and 12	1	Not estimable*
Pathologic mobility	6 and 12	1	Not estimable*
Adjacent tissue inflammation	6 and 12	1	Not estimable*
Pathologic radiolucency	6	1	Not estimable*
	12	1	0.14 (0.01, 2.66)
Pathologic root resorption	6	1	Not estimable*
	12	1	0.33 (0.04, 3.03)
Pulp canal obliteration	6	1	Not estimable*
	12	1	0.67 (0.27, 1.65)

*due to lack of events

Abbreviations ‐ CI: confidence interval; MTA: mineral trioxide aggregate; NaOCl; sodium hypochlorite; CH: calcium hydroxyde.