Table 1. Demographic data.

Characteristics	Control	Biotin	p value
Subjects	n=35	n= 35
Age (year)	14.07±3.8	14.22±5.09	0.612
Duration of diabetes (year)	5.750±2.846	4.798±2.671	0.159
Gender	M: 17	M: 20
	F: 18	F: 15	0.516
Body mass index (kg/m2)	19.2±2.9	19.2±3.9	0.995
Blood pressure (mmHg)
Systolic	105.43±11.98	04.62±12.43	0.180
Diastolic	66.29±8.39	65.64±7.20	0.364