Efficacy comparison of mindfulness-based cognitive therapy and routine support on anxiety and sleep quality in peritoneal dialysis patients

Table 1 Comparison of baseline demographic and clinical characteristics, n (%) or mean ± SD

Index	PS group (n = 103)	MBCT group (n = 94)	t/χ2	P value
Age (year)	54.27 ± 8.57	55.14 ± 7.84	0.738	0.462
Gender (female/male)	35 (33.98)/68 (66.02)	36 (38.30)/58 (61.70)	0.397	0.528
Dialysis duration (month)	32.45 ± 8.65	31.87 ± 8.94	0.464	0.643
Education level			0.476	0.788
Junior high school or below	9 (8.74)	10 (10.64)
High school	58 (56.31)	55 (58.51)
College or above	36 (34.95)	29 (30.85)
Marital status			1.072	0.585
Single	53 (51.46)	47 (50.00)
Married	45 (43.69)	39 (41.49)
Divorced or widowed	5 (4.85)	8 (8.51)
Living arrangement (living alone/living with family)	35 (33.98)/68 (66.02)	29 (30.85)/65 (69.15)	0.219	0.639
Current smoking status	14 (13.59)/89 (86.41)	10 (10.64)/84 (89.36)	0.401	0.527
Current alcohol consumption	4 (3.88)/99 (96.12)	5 (5.32)/89 (94.68)	0.020	0.888
Reason for dialysis			0.585	0.900
Diabetic nephropathy	46 (44.66)	42 (44.68)
Glomerulonephritis	23 (22.33)	24 (25.53)
Hypertensive nephropathy	15 (14.56)	14 (14.89)
Other	19 (18.45)	14 (14.89)
Hemoglobin (g/L)	112.47 ± 8.51	113.65 ± 8.12	0.991	0.323
Serum albumin (g/L)	36.84 ± 4.21	37.24 ± 3.96	0.674	0.501
Urea clearance (Kt/V)	1.84 ± 0.29	1.88 ± 0.27	1.083	0.280

MBCT: Mindfulness-based cognitive therapy; PS: Routine psychological support.