Variable Patients
 (n=60)
Controls (n=40) Test of sig. P value
Daily dietary zinc intake (mg/day) 6.24± 2.6 6.2± 2.8 t= 0.07 0.94
Serum zinc       (μg/dl) 129.67± 25.85 131.3± 20.88 t= -2.27 0.78
Serum Osteocalcin (ng/ml) 24.52± 10.84 35.69± 11.68 t= -4.89 0.000*
Table 1: Comparison between diabetic patients and control as regards daily dietary zinc intake, serum zinc and serum osteocalcin.