Table 5.
Comparison of median nerve cross-sectional area between categories of age, gender, duration of diabetes mellitus, and glycemic control at carpal tunnel and 5 cm proximal to the carpal tunnel
|
Median nerve CSA (mm2) at CATL |
|||||||
| DM_nonDPN | P-value | DM_DPN | P-value | HC | P-value | ||
| Duration of DM | ≤ 5 yr | 11.4 ± 1.8 | 0.65 | 12.9 ± 2.4 | 0.99 | - | - |
| > 5 yr | 11.8 ± 3.3 | 12.9 ± 2.7 | - | ||||
| FBG | ≤ 7 mmol/L | 11.6 ± 2.3 | 0.79 | 13.2 ± 2.9 | 0.34 | - | - |
| > 7 mmol/L | 11.4 ± 2.0 | 12.5 ± 1.8 | - | ||||
| HBA1c | ≤ 7% | 11.0 ± 1.8 | 0.45 | 12.3 ± 2.4 | 0.20 | - | - |
| > 7% | 11.7 ± 2.3 | 13.2 ± 2.6 | - | ||||
| Age | ≤ 60 yr | 11.1 ± 1.9 | 0.25 | 12.9 ± 2.3 | 1.00 | 8.7 ± 1.5 | 0.37 |
| > 60 yr | 12.0 ± 2.4 | 12.9 ± 2.7 | 8.4 ± 1.9 | ||||
| Sex | Female | 11.3 ± 1.9 | 0.62 | 13.2 ± 2.6 | 0.42 | 8.1 ± 1.2 | 0.02 |
| Male | 11.7 ± 2.4 | 12.6 ± 2.4 | 9.0 ± 2.0 | ||||
| Median nerve CSA (mm2) at 5cmCATL | |||||||
| DM_nonDPN | P-value | DM_DPN | P-value | HC | P-value | ||
| Duration of DM | ≤ 5 yr | 7.6 ± 1.9 | 0.87 | 7.7 ± 1.7 | 0.13 | - | - |
| > 5 yr | 7.5 ± 1.5 | 8.5 ± 2.2 | - | ||||
| FBG | ≤ 7 mmol/L | 7.5 ± 1.3 | 0.74 | 8.2 ± 1.9 | 0.57 | - | - |
| > 7 mmol/L | 7.7 ± 2.5 | 7.9 ± 2.0 | - | ||||
| HBA1c | ≤ 7% | 7.5 ± 1.4 | 0.86 | 7.7 ± 2.2 | 0.29 | - | - |
| > 7% | 7.6 ± 1.9 | 8.3 ± 1.8 | - | ||||
| Age | ≤ 60 yr | 7.3 ± 1.5 | 0.32 | 8.4 ± 2.1 | 0.25 | 5.5 ± 1.2 | 0.79 |
| > 60 yr | 7.9 ± 2.2 | 7.8 ± 1.8 | 5.4 ± 1.5 | ||||
| Sex | Female | 7.0 ± 1.4 | 0.10 | 7.8 ± 1.7 | 0.37 | 4.9 ± 0.7 | 0.00 |
| Male | 8.0 ± 2.0 | 8.3 ± 2.2 | 5.9 ± 1.6 | ||||
CATL: Carpal tunnel; 5cmCATL: 5 cm proximal to the carpal tunnel; DM_nonDPN: Diabetics without diabetic peripheral neuropathy; DM_DPN: Diabetics without diabetic peripheral neuropathy; HC : Healthy controls. P values < 0.05 are significant.