Table 4

Meta-regression of quality of life based on Kidney Disease Scale items

Types of dialysis	Model	Effect size and 95% CI
Types of dialysis	Random effects	Point estimate	SE	Variance	Lower limit	Upper limit
Haemodialysis	Symptoms and problems	73.45	0.42	0.18	72.63	74.28
	Effect of kidney disease	62.92	0.91	0.83	61.13	64.71
	Burden of kidney disease	40.37	1.46	2.12	37.52	43.22
	Work status	28.55	1.34	1.80	25.93	31.18
	Cognitive function	72.60	1.67	2.80	69.32	75.88
	Quality of social interaction	72.41	1.40	1.96	69.67	75.16
	Sexual function	62.69	2.41	5.80	57.97	67.41
	Sleep	59.63	0.87	0.75	57.93	61.33
	Social support	75.92	0.83	0.69	74.30	77.55
	Dialysis staff encouragement	79.96	1.41	1.97	77.21	82.71
	Overall health	58.51	1.07	1.14	56.41	60.60
	Patient satisfaction	72.51	1.29	1.66	69.99	75.04
	Kidney disease component scale	60.52	1.39	1.94	57.79	63.26
Peritoneal dialysis	Symptoms and problems	73.16	1.67	2.80	69.88	76.43
	Effect of kidney disease	67.86	2.93	8.57	62.12	73.59
	Burden of kidney disease	43.35	3.00	9.00	37.48	49.23
	Work status	35.01	4.99	24.88	25.23	44.78
	Cognitive function	77.40	2.11	4.44	73.27	81.54
	Quality of social interaction	67.07	3.65	13.34	59.91	74.23
	Sexual function	63.24	2.11	4.47	59.10	67.38
	Sleep	60.53	2.79	7.78	55.06	66.00
	Social support	72.57	2.95	8.70	66.79	78.35
	Dialysis staff encouragement	86.96	1.93	3.74	83.17	90.75
	Overall health	64.54	7.37	54.25	50.11	78.98
	Patient satisfaction	80.64	2.03	4.13	76.66	84.63
	Kidney disease component scale	59.61	9.34	87.18	41.31	77.91