Frequency of Metabolic Syndrome among Hemodialysis Patients According to NCEP-ATP III and IDF Definitions

Figures & data

Table 1 Distribution of chronic renal failure causes in hemodialysis patients

Cause of renal failure	Number	%
Diabetes mellitus	77	34.7
Hypertension	44	19.8
Glomerulonephritis	16	7.2
Polycystic kidney disease	13	5.9
Vesicoureteral reflux	13	5.9
Chronic pyelonephritis	4	1.8
Other causes	7	3.2
Unknown	48	21.6
Total	222	100.0

Figure 1. ROC curve.

Table 2 Distribution of metabolic syndrome diagnosis according to IDF and/or NCEP criteria in hemodialysis patients

NCEP method	IDF method Metabolic syndrome		Total n (%)	p^‡	CI (95%)
	Present n (%)	Absent n (%)
Metabolic syndrome
Present, n (%)	65 (56.5)	50 (43.5)	115 (51.8)	0.000	0.087–0.228
Absent, n (%)	15 (14.0)	92 (86.0)	107 (48.2)
Total, n (%)^†	80 (36.0)	142 (64.0)	222 (100.0)

*Column percentage, ^†row percentage.

^‡McNemar test.

Table 3 Causes of renal failure in patients with metabolic syndrome according to NCEP and/or IDF criteria undergoing hemodialysis

	Metabolic syndrome
	NCEP	IDF	NCEP+IDF
Diabetes mellitus	63 (54.7)	42 (52.0)	40 (61.5)
Hypertension	17 (14.8)	12 (15.0)	7 (10.8)
Glomerulonephritis	3 (2.6)	2 (2.5)	1 (1.5)
Polycystic kidney disease	7 (6.1)	4 (5.0)	4 (6.1)
Vesico ureteral reflux	2 (1.7)	3 (3.7)	1 (1.5)
Chronic pyelonephritis	3 (2.6)	2 (2.5)	2 (3.1)
Other causes	3 (3.6)	2 (2.5)	1 (1.5)
Unknown	17 (14.8)	13 (16.2)	9 (13.8)
Total	115	80	65

Table 4 Age, weight, waist circumference, and laboratory results of HD patients with or without metabolic syndrome according to both NCEP and IDF criteria

	Metabolic syndrome
	Present (n = 65)^†	Absent (n = 92)^†	p
Age	61.23 ± 13.17	48.68 ± 18.51	0.000
Weight	72.66 ± 12.81	59.39 ± 11.43	0.000
Waist circumference	96.63 ± 7.81	77.40 ± 14.28	0.000
Total cholesterol	171.58 ± 43.78	138.78 ± 38.18	0.000
HDL	39.32 ± 13.31	37.20 ± 11.03	0.277
LDL	95.06 ± 32.07	81.59 ± 29.07	0.007
Triglyceride	184.54 ± 75.35	112.67 ± 57.90	0.000

*t-test.

^†Mean ± SD.

Table 5 Factors affecting metabolic syndrome in patients diagnosed by both NCEP and IDF criteria

	Metabolic syndrome		p	Exp(B)	95% CI
	Present n (%)	Absent n (%)
Sex
Female	43 (66.2)	34 (37.0)	0.000	14.46	3.38–61.76
Male	22 (33.8)	58 (63.0)
Diabetes
Yes	40 (61.5)	13 (14.1)	0.000	22.72	4.38–117.70
No	25 (38.5)	79 (85.9)
Waist circumference	96.63 ± 7.81	77.40 ± 14.28	0.000	1.23	1.13–1.34
Triglyceride	184.54 ± 75.35	11267 ± 57.90	0.000	1.02	1.01–1.03
Constant			0.000

*Backward stepwise logistic regression.

Figure 2. Age, weight, waist circumference, and laboratory results of hemodialysis patients with or without metabolic syndrome according to both NCEP and IDF criteria.