From: Assessment of Parkinsonian gait in older adults with dementia via human pose tracking in video data
UPDRS-gait | SAS-gait | ||||||||
---|---|---|---|---|---|---|---|---|---|
Regression Coefficient | Std. Error | t-value | p-value | Regression Coefficient | Std. Error | t-value | p-value | ||
Coefficients | age | 0.098 | 0.015 | 6.4 | < 0.001** | 0.068 | 0.014 | 5.0 | < 0.001** |
sex (male) | 1.6 | 0.24 | 6.6 | < 0.001** | 2.2 | 0.24 | 9.0 | < 0.001** | |
walking speed (m/s) | −5.7 | 0.96 | −5.9 | < 0.001** | −3.2 | 0.81 | −3.9 | < 0.001** | |
step width symmetry angle (degrees) | −0.065 | 0.019 | −3.4 | < 0.001** | −0.070 | 0.018 | −3.9 | < 0.001** | |
RMS sacrum ML velocity | −8.9 | 2.0 | −4.5 | < 0.001** | −2.6 | 1.9 | −1.4 | 0.17 | |
step length symmetry angle (degrees) | 0.074 | 0.022 | 3.4 | < 0.001** | 0.11 | 0.021 | 5.4 | < 0.001** | |
average MOS (mm) | −7.7 | 5.0 | −1.6 | 0.12 | −7.4 | 4.4 | −1.7 | 0.093 | |
step width (m) | −3.5 | 3.2 | −1.1 | 0.27 | −9.4 | 2.9 | −3.2 | 0.0014** | |
step time symmetry angle (degrees) | N/A | N/A | N/A | N/A | −0.13 | 0.021 | −6.0 | < 0.001** | |
Intercepts | 0|1 | 0.65 | 1.5 | 0.42 | 0.68 | −0.89 | 1.4 | −0.62 | 0.54 |
1|2 | 3.0 | 1.6 | 1.9 | 0.052 | 1.7 | 1.5 | 1.1 | 0.26 | |
2|3 | 49 | 1.6 | 31 | < 0.001** | 4.3 | 1.5 | 3.0 | 0.0032** | |
3|4 | 50. | 1.6 | 32 | < 0.001** | 3500 | 1.5 | 2400 | < 0.001** |