Table 2.

Mutually adjusted relative risk predicting likelihood of early attrition by sex

	Male		Female
Participant characteristics	RRs (95 % CI)^a	P-value	RRs (95 % CI)^a	P-value
Age
Young, 18-49 years	REF^b	-	REF^b	-
Middle, 50-64 years	0.92 (0.86–0.99)	0.04	0.91 (0.87–0.94)	<0.0001
Old, 65+ yrs	0.74 (0.66–0.84)	<0.0001	0.87 (0.83–0.93)	<0.0001
Initial BMI, kg/m²	1.06 (1.01–1.11)	0.008	1.03 (1.01–1.07)	0.01
Ethnicity
White	REF^b	-	REF^b	-
Asian	1.08 (0.88–1.34)	0.41	1.10 (0.95–1.28)	0.16
Black	0.91 (0.74–1.12)	0.40	1.06 (0.94–1.18)	0.32
Other	0.94 (0.84–1.05)	0.29	0.97 (0.92–1.03)	0.45
Education
> High school	REF^b	-	REF^b	-
≤ High school	1.11 (1.03–1.19)	0.002	1.00 (0.97–1.04)	0.78
Smoking Status
Non-smokers	REF^b	-	REF^b	-
Current Smokers	0.96 (0.87–1.06)	0.44	1.06 (1.01–1.11)	0.006
Health Outcomes
CVD	0.80 (0.56–1.14)	0.23	0.87 (0.71–1.06)	0.17
Hypertension	1.20 (1.10–1.30)	<0.0001	1.16 (1.10–1.22)	<0.0001
Depression	1.04 (0.71–1.50)	0.85	1.09 (1.01–1.19)	0.03
T2D	0.87 (0.74–1.03)	0.11	0.97 (0.91–1.05)	0.59
Fatty Liver	1.06 (0.91–1.23)	0.46	1.14 (1.06–1.22)	0.0002
Cancer	1.20 (0.95–1.51)	0.11	1.27 (1.18–1.35)	<0.001

BMI body mass index, T2D type 2 diabetes, CVD cardiovascular disease

^aAdjusted for age, BMI, education, ethnicity and smoking status where appropriate

^bREF indicates referent group