Table 2. Analyses of data collected at baseline: associations of VT score and frequency of going out.

	β	Standard Error	Wald χ2	Odds ratio	95% CI	P
Model A
Intercept	−0.87	0.38	–	–	–	–
VT score as continuous variable	0.019	0.01	10.63	1.02	1.01–1.03	0.001
Model B
Intercept	0.76	0.78	–	–	–	–
VT score as continuous variable	0.02	0.01	10.44	1.02	1.01–1.03	0.001
Age	−0.03	0.01	7.91	0.97	0.95–0.99	0.005
Sex (Male)	0.24	0.26	0.91	1.28	0.77–2.12	0.340
Diabetic nephropathy yes/no (non-diabetic nephropathy)	0.31	0.30	1.05	1.36	0.76–2.44	0.305