Comparison 3. Stainless steel crown vs aesthetic crown.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Gingival bleeding	1		Risk Ratio (M‐H, Fixed, 95% CI)	Totals not selected
1.1 Short term (less than 12 months)	1		Risk Ratio (M‐H, Fixed, 95% CI)	0.0 [0.0, 0.0]
1.2 Long term (48 months)	1		Risk Ratio (M‐H, Fixed, 95% CI)	0.0 [0.0, 0.0]
2 Bone resorption	1		Risk Ratio (M‐H, Fixed, 95% CI)	Totals not selected
2.1 Short term (less than 12 months)	1		Risk Ratio (M‐H, Fixed, 95% CI)	0.0 [0.0, 0.0]
2.2 Long term (48 months)	1		Risk Ratio (M‐H, Fixed, 95% CI)	0.0 [0.0, 0.0]