Table 2.

Multiple linear regression of changes in group exercise participation and walking habit (converted into Z-scores) with change in depressive symptoms by analysing multiply imputed data sets (n=3335–3339, crude model and model 1)

	Crude model					Model 1
	B	95% CI	β	t	p Value	B	95% CI	β	t	p Value
Change in group exercise participation (44.5 days/year)	−0.188	−0.290 to −0.086	−0.061	−3.63	<0.001	−0.169	−0.270 to −0.068	−0.055	−3.30	0.001
Change in walking habit (30.7 mins/day)	−0.199	−0.305 to −0.094	−0.068	−3.72	<0.001	−0.192	−0.296 to −0.087	−0.066	−3.60	<0.001
Age (year)						0.034	0.017 to 0.050	0.073	3.97	<0.001
Sex (1 men, 2 women)						−0.133	−0.328 to 0.062	−0.023	−1.33	0.183

CI, confidence interval.