Table 3.

Subgroup analyses of stigma among patients undergoing HD

Study groups	Variable	N	K	Test of heterogeneity		Stigma pooled mean scores	95% CI
				I2	P
Quality included studies	High	949	5	98.8%	<0.001	55.13	(49.11, 61.16)
	Medium	1314	6	97.7%	<0.001	62.76	(58.86, 66.66)

Note: N = Simple size; K = Number of studies.