Table 3.

Sub-distribution hazard ratios (SHRs) of CVD and Non-CVD mortality from wave 1 to August 2017, by attrition status^a (n=10 012)

			SHR (95% CI)
			Adjusted for
Outcome	Attrition status	No. deaths	Sex and Age		All factorsb
CVD mortality		495
	Response	312		ref.		ref.
	Withdrawal/Non-response	183	1.86	(1.53-2.24)	1.55	(1.26-1.89)
Non-CVD mortality		1367
	Response	873		ref.		ref.
	Withdrawal/Non-response	494	1.62	(1.45-1.82)	1.56	(1.39-1.76)

^aAttrition status is time dependent and varies at each wave of the study

^bAdjusted for sex, age, ethnicity, marital status, employment grade, smoking habit, alcohol drinking, and physical activity