Table 4.
Effects of the variables on Tinetti balance and gait score according to correlation analysis.
| Univariableα | Model | ||||
|---|---|---|---|---|---|
| Regression coefficient | Standard error | rpartial | VIF | p value | |
| Constant | 31.29 | 0.932 | <0.0001 | ||
| UPDRS total score (off-state) | −0.219 | 0.029 | −0.640 | 1.352 | <0.0001 |
| APA2a (s) | −7.186 | 3.132 | −0.211 | 1.352 | 0.024 |
α = Significant univariable included LEDD, UPDRS total score, disease duration, APA2a (s), APA1 (m), APA2b (m), APA1 (X) (m/s), APA2a (X) (m/s), APA2b (X) (m/s), APA2a (Z) (m/s), APA2b (Z) (m/s), LOC (s) and LOC (X) (m/s). APA, Anticipatory postural adjustment; LEDD, levodopa equivalent daily dose; UPDRS, Unified Parkinson’s Disease Rating Scale; VIF, variance inflation factor. Model: R2 = 0.54. Predictors in the model: constant, UPDRS total score (off-state), APA2a (s).