Table 4.

Final multivariate model parameter estimates: predictors of UPDRS III score, when separated by gender.

Gender	Variable	β coefficient	Std. error	Significance
Female	Intercept	−19.934	11.910	0.094
	Disease duration	0.103	0.292	0.724
	Age at assessment	0.432	0.196	0.027
	Total levodopa equivalent	0.005	0.003	0.081
	Hcy	0.375	0.274	0.170
Male	Intercept	−15.341	7.106	0.031
	Disease duration	0.719	0.186	<0.001
	Age at assessment	0.354	0.105	0.001
	Total levodopa equivalent	−0.002	0.002	0.370
	Hcy	0.766	0.264	0.004