Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Failure to achieve complete resolution	6	302	Risk Ratio (M-H, Fixed, 95% CI)	1.17 [0.95, 1.44]
1.1 Shampoo	1	49	Risk Ratio (M-H, Fixed, 95% CI)	1.29 [0.98, 1.71]
1.2 Demulcents	5	253	Risk Ratio (M-H, Fixed, 95% CI)	1.13 [0.86, 1.48]
2 Decrease in scaling score	5	329	Std. Mean Difference (IV, Random, 95% CI)	0.19 [-0.13, 0.51]
2.1 Shampoo	2	150	Std. Mean Difference (IV, Random, 95% CI)	0.19 [-0.37, 0.76]
2.2 Demulcent	3	179	Std. Mean Difference (IV, Random, 95% CI)	0.19 [-0.30, 0.67]