Stepwise multiple regression:partial regression coefficients (SE)
| Wrist SAP | m mal SAP | ||||||
|---|---|---|---|---|---|---|---|
| μV | % | μV | % | ||||
| Stepwise multiple regression: partial regression coefficients (SE) | |||||||
| GAA1 size | −0.0051 (0.0008)*** | −0.0503 (0.0071)*** | −0.0006 (0.0003)3-150 | −0.0695 (0.0152)*** | |||
| GAA2 size | 0.0029 (0.0012)3-150 | 0.0301 (0.0113)3-150 | 0.0001 (0.0005) | 0.0378 (0.0248) | |||
| Disease duration | 0.0249 (0.0180) | 0.3139 (0.1654) | 0.0013 (0.0064) | 0.5417 (0.3542) | |||
| Per cent of fibres | ||
|---|---|---|
| >7 μ | >9 μ | >11 μ |
| −0.0338 (0.0108)*** | −0.0241 (0.0083)** | −0.0141 (0.0038)*** |
| 0.0106 (0.0100) | 0.0208 (0.0077) | 0.0086 (0.0036) |
| 0.7776 (0.3993) | 0.6007 (0.3063) | 0.2488 (0.1421) |
↵3-150 p<0.05; **p<0.01; ***p<0.00.
SAP=sensory action potential; m mal=medial malleolus; control values: n=68; age range=15–44 years; wrist SAP mean=14.3V (range 6–16); m mal SAP mean=2.16 μV (range 0.2–3).