Case No | Age (years) | ENeG Index | ENeG Index corrected | ENeG diagnosis | Heat hand | Heat foot | Cold hand | Cold foot | Heat pain | Cold pain | SSR |
1 | 13 | −0.2 | −0.2 | 32.1 | 33.6 | 31.6 | 31 | Normal | Normal | ND | |
2 | 16 | −0.22 | −0.22 | 32.1 | 32.8 | 31.6 | 30.5 | Normal | Normal | ND | |
3 | 16 | −0.38 | −0.38 | 32.8 | 34 | 23.6 | 28.5 | Normal | Normal | Normal | |
4 | 19 | −0.33 | −0.33 | 32.5 | 32.6 | 31.9 | 30.8 | Normal | Normal | ND | |
5 | 20 | 0.08 | 0.08 | 32.3 | 32.8 | 31.8 | 31.1 | Normal | Normal | ND | |
6 | 24 | −0.33 | −0.33 | 32.5 | 32.5 | 31.8 | 30.8 | Normal | Normal | ND | |
7 | 29 | −0.75 | −0.49 | 32.9 | 35.8 | 31.1 | 29 | Normal | F | Normal | |
8 | 37 | −0.65 | −0.38 | CTS | 32.5 | 32.8 | 31.5 | 29.6 | F | F | Normal |
9 | 40 | −0.33 | −0.33 | 32.5 | 32.6 | 31.9 | 30.8 | Normal | Normal | ND | |
10 | 45 | −0.95 | −0.46 | CTS | 32.5 | 34.3 | 31.5 | 28.5 | Normal | F | Normal |
11 | 47 | −0.85 | −0.5 | CTS | 32.5 | 41.8 | 31.1 | 30.9 | Normal | Normal | ND |
12 | 50 | −2.08 | −0.7 | CTS | 32.3 | 32.8 | 31.9 | 30.6 | Normal | Normal | ND |
13 | 51 | −0.84 | −0.45 | CTS | 32.3 | 32.6 | 30.8 | 30 | Normal | Normal | ND |
15 | 54 | −0.48 | −0.48 | 32.6 | 32.5 | 31.5 | 27 | Normal | Normal | ND | |
16 | 55 | −0.97 | −0.34 | CTS | 32.4 | 33.5 | 31.5 | 29.2 | Normal | F | ND |
17 | 60 | −0.56 | −0.24 | 33.5 | 34.2 | 31.9 | 29.6 | Normal | Normal | Normal | |
18 | 63 | −1.28 | −0.84 | CTS | 32.5 | 36.5 | 31.5 | 30.4 | Normal | Normal | ND |
19 | 63 | −1.29 | −0.83 | CTS | 32.2 | 32.5 | 31.9 | 31.2 | Normal | Normal | ND |
20 | 66 | −2.85 | −2.35 | NP+ CTS | 32.8 | 34.5 | 31.6 | 24.6 | Normal | F | ND |
21 | 69 | −0.69 | −0.69 | 32.2 | 35.8 | 31.8 | 31.5 | Normal | Normal | Normal | |
22 | 72 | −1.61 | −1.61 | NP | 32.9 | 35.8 | 31.1 | 29 | Normal | Normal | ND |
23 | 74 | −2.76 | −1.67 | NP+ CTS | 32.5 | 39.9 | 31.1 | 10.5 | F | F | Normal |
26 | 90 | −6.92 | −6.92 | NP+ CTS | 34.1 | 33.8 | 31 | 27.5 | Normal | Normal | ND |
All | 47 | −1.2 | −0.9 | 32.6 | 34.3 | 31.2 | 28.8 | ||||
Young | 33 | −0.37 | |||||||||
Old | 68 | −1.72 |
For explanation of the Electroneurography Index (ENeG Index), see methods and Solders and colleagues.12 Corrected ENeG Index is ENeG Index with single outlying values excluded and/or values of median nerve values excluded in patients with signs of CTS. Pathological threshold for heat and cold pain perception is indicated by F (in the foot). Abnormal values of the ENeG Index and temperature thresholds are given in bold type.
CTS, carpal tunnel syndrome; nd, not done; NP, polyneuropathy; SSR, sympathetic skin response.