Developing physical Activity and Sedentary behaviour thresholds for the Secondary prevention of Heart disease (DASSH): a cohort mortality survival tree analysis

Table 3 Hazard ratios [95% CI] for cardiac and all-cause mortality by moderate-to-vigorous physical activity and sedentary behaviour in males with coronary heart disease (n = 24,878)

	n	n cases	Unadjusted model	Adjusted model^a	Area under ROC curve^d	Sensitivity^d	Specificity^d
Moderate-to-vigorous physical activity^b
All-cause mortality, < 139 min/wk	5868	2793	Ref	Ref	0.573	0.332	0.187
All-cause mortality, ≥ 139 min/wk	19,010	5611	0.529 [0.505; 0.553]	0.662 [0.631; 0.693]
Cardiac mortality, < 94 min/wk	4614	548	Ref	Ref	0.565	0.306	0.176
Cardiac mortality, ≥ 94 min/wk	20,264	1242	0.431 [0.390; 0.477]	0.596 [0.537; 0.661]
Sedentary behaviour^c
All-cause mortality, ≥ 10 h/day	2692	1122	Ref	Ref	0.508	0.073	0.057
All-cause mortality, < 10 h/day	22,186	7282	0.809 [0.745; 0.879]	0.752 [0.693; 0.818]
Cardiac mortality, ≥ 7 h/day	6708	594	Ref	Ref	0.526	0.277	0.225
Cardiac mortality, < 7 h/day	18,170	1196	0.806 [0.727; 0.894]	0.772 [0.695; 0.857]

ROC Receiver Operating Characteristic
^aAll models adjusted for age, sex, education level, body mass index, smoking, type 2 diabetes, family history of heart disease
^bModel also adjusted for Sedentary Behaviour
^cModel also adjusted for Moderate-to-Vigorous Physical Activity
^dBased on the unadjusted model

ISSN: 1479-5868