Association between physical activity and longitudinal change in body mass index in middle-aged and older adults

BMC Public Health

Table 2 Association of MVPA (last 12 months; independent variable) and change in BMI (dependent variable)

Effect	Estimate	95% CI	p
Intercept	30.273	29.455, 31.092	< 0.0001
Male sex	0.674	0.382, 0.966	< 0.0001
Education years	-0.174	-0.228, -0.119	< 0.0001
Charlson index	0.180	0.132, 0.228	< 0.0001
Years since baseline	-0.047	-0.059, -0.034	< 0.0001
Age	-1.417	-1.575, -1.259	< 0.0001
MVPA last 12 months	-1.068	-1.216, -0.919	< 0.0001
Years since baseline * Age	-0.041	-0.055, -0.028	< 0.0001
Years since baseline * MVPA last 12 months	0.041	0.028, 0.0532	< 0.0001
Age * MVPA last 12 months	0.429	0.284, 0.573	< 0.0001
Years since baseline * Age * MVPA last 12 months	0.012	-0.001, 0.026	0.068

Abbreviations: 95% CI = 95% confidence interval; MVPA = moderate-vigorous physical activity. MVPA and age were z-scored

ISSN: 1471-2458