Table 2.

RRs (95% CI) of all-cause mortality according to lifestyle category, age, and sex

	Risk ratio (95% CI)
	Model 1	Model 2	Model 3
The overall population
Low lifestyle score	1 (Reference)	1 (Reference)	1 (Reference)
Middle lifestyle score	0.51 (0.30, 0.88)*	0.55 (0.32, 0.94)*	0.56 (0.33, 0.97)*
High lifestyle score	0.26 (0.15, 0.48)*	0.27 (0.15, 0.48)*	0.26 (0.14, 0.47)*
Male
Low lifestyle score	1 (Reference)	1 (Reference)	1 (Reference)
Middle lifestyle score	0.59 (0.24, 1.45)	0.61 (0.26, 1.41)	0.61 (0.26, 1.40)
High lifestyle score	0.33 (0.13, 0.83)*	0.35 (0.14, 0.88)*	0.33 (0.13, 0.85)*
Female
Low lifestyle score	1 (Reference)	1 (Reference)	1 (Reference)
Middle lifestyle score	0.47 (0.23, 0.96)*	0.50 (0.24, 1.03)	0.52 (0.25, 1.08)
High lifestyle score	0.21 (0.09, 0.46)*	0.21 (0.09, 0.47)*	0.19 (0.08, 0.44)*
By age group
< 65 years old
Low lifestyle score	1 (Reference)	1 (Reference)	1 (Reference)
Middle lifestyle score	0.34 (0.12, 0.98)*	0.34 (0.12, 1.00)*	0.35 (0.12, 1.03)
High lifestyle score	0.06 (0.01, 0.26)*	0.06 (0.01, 0.27)*	0.06 (0.01, 0.29)*
≥ 65 years old
Low lifestyle score	1 (Reference)	1 (Reference)	1 (Reference)
Middle lifestyle score	0.70 (0.37, 1.34)	0.71 (0.38, 1.33)	0.73 (0.39, 1.36)
High lifestyle score	0.45 (0.22, 0.91)*	0.43 (0.21, 0.89)*	0.41 (0.20, 0.87)*

CI: confidence interval. The asterisk indicates statistical significance