Table 7 Comparison between all groups as regards nerve conduction study results
|  | Control n = 60 | DM n = 60 | DPN n = 60 | P value |
|---|---|---|---|---|
Motor UL amplitude (mV) | 5–10.2 8.23 ± 1.19 | 5.1–10.2 8.14 ± 1.25 | 4.8–9.5 6.77 ± 1.08 | P = 0.001** P1 = 0.001** P2 = 0.693 P3 = 0.001** |
Motor LL amplitude (mV) | 4.1–8 5.49 ± 1.05 | 4.3–7.8 5.42 ± 0.81 | 0.12–8.6 4.38 ± 2.43 | P = 0.001** P1 = 0.001** P2 = 0.802 P3 = 0.001** |
Sensory UL amplitude (mV) | 12–45 23.24 ± 7.85 | 13.5–44 22.57 ± 6.21 | 5.6–29.4 14.28 ± 5.50 | P = 0.001** P1 = 0.001** P2 = 0.579 P3 = 0.001** |
Sensory LL amplitude (mV) | 12.5–23 16.34 ± 2.61 | 12.9–22.8 16.17 ± 2.16 | 4–23.9 8.32 ± 2.71 | P = 0.001** P1 = 0.001** P2 = 0.701 P3 = 0.011** |