Table 4: Mean PTA air conduction average in adult patients with diabetes and control subjects.

Variables N Mean 95% CI STD. DEV. Minimum Maximum t-test p-value
Test subjects 70 34.0286 31.35-36.70 11.24 15.00 60.00 6.23 0.00
Control 70 24.3714 22.82-25.92 6.51 15.00 45.00