The Egyptian Journal of Internal Medicine

Table 1 Demographic data of studied groups

From: The efficacy and safety of niacin on hyperphosphatemia in ESRD patients undergoing hemodialysis: randomized controlled trial

	Niacin group (n = 25)	Control group (n = 25)	P value
Age (years)	42.96 ± 12.40	47.12 ± 10.43	0.27
Sex			0.75
Male	14 (56%)	15 (60%)
Female	11 (44%)	10 (40%)
Residence			0.09
Rural	17 (68%)	18 (72%)
Urban	8 (32%)	7 (28%)

Data expressed as frequency (percentage), mean (SD). P value was significant if < 0.05

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