Table 3

Correlation of clinical factors with NHP total score and the NHP subdimensions. Regression coefficients, standard error (SEM), t values, p values, and adjusted R²

Variable	Univariate regr coeff	Multivariate regr coeff	SEM	t Value	p Value	Adjusted R²
NHP total score:
MADRS score	10.06	5.23	0.95	5.53	0.000	0.54
Sleep disorders	55.30	65.6		6.33	0.000
Schwab and England	−2.76	−1.95	0.27	−7.24	0.000
UPDRS motor	3.60	1.63	0.78	2.10	0.037
Levodopa dose	0.13	0.07	0.02	3.47	0.001
Emotional disorders:
MADRS score	1.44	1.35	0.16	0.50	0.000	0.28
Energy:
MADRS score	2.78	2.27	0.33	6.89	0.000	0.30
UPDRS motor	0.81	0.39	0.15	2.68	0.008
Levodopa dose	0.03	0.02	0.01	2.13	0.034
Pain:
MADRS score	1.04	1.14	0.29	3.98	0.000	0.17
Hoehn and Yahr score	0.74	0.63	0.16	3.93	0.000
Major depression	7.04	24.47		3.79	0.000
Physical mobility:
Schwab and England	−1.07	−0.96	0.07	−13.1	0.000	0.57
Age	1.68	0.50	0.19	2.57	0.011
Sleep disorders	4.25	8.35		2.95	0.004
Levodopa dose	0.02	0.01	0.01	2.14	0.034
Sleep:
Sleep disorders	31.52	36.3		12.2	0.000	0.42
Levodopa dose	0.02	0.01	0.01	2.34	0.020
Social isolation:
MADRS score	1.79	1.19	0.22	5.36	0.000	0.34
Hoehn and Yahr stage	1.09	0.81	0.14	5.95	0.000
Sleep disorders	8.09	7.24		2.75	0.006