Table 1. Morphometric characteristics of neuromuscular junction of biceps, triceps, finger flexor, and finger extensor muscles.

Neuromuscular junction	Biceps	Triceps	Finger flexor	Finger extensor
Total area (μm2)
Control	243.5±8.10	275.5±9.67	217.9±7.71	205.1±6.88
Diabetes mellitus	96.1±5.75*	98.59±7.18*	99.21±6.65*	95.39±8.76*
Total perimeter (μm)
Control	65.9±10.50	70.8±13.40	62.7±12.10	59.9±10
Diabetes mellitus	41.36±15.12*	43.60±21.14*	43.69±12.23*	42.05±13.59*
Maximum diameter (μm)
Control	24.9±37.6	27.4±5.1	24.4±4.8	22.8±3.8
Diabetes mellitus	15.82±72.37*	17.06±1.01*	16.70±3.26*	16.34±4.64*
Relative planar area
Control	8.89±1.7	9.0±1.6	7.9±1.30	8.6±1.2
Diabetes mellitus	6.05±0.165*	5.96±0.17*	6.16±0.41*	5.92±0.41*

Data are reported as means±SD for n=6 animals per group. *P<0.05 compared to Control (t-test).