Table 4.

Changes in life expectancy at age 40 resulting from changes in smoking and obesity (confidence intervals in parentheses)

	Changes in Smoking Alone		Changes in Obesity Alone		Changes in Smoking and Obesity
Year	Males	Females	Males	Females	Males	Females
2015	0.26	–0.03
	(0.07, 0.47)	(–0.52, 0.46)
2020	0.54	0.04	–0.30	–0.27	0.24	–0.22
	(0.33, 0.76)	(–0.44, 0.53)	(–0.47, –0.15)	(–0.39, –0.15)	(–0.02, 0.52)	(–0.72, 0.28)
2025	0.81	0.15
	(0.58, 1.08)	(–0.33, 0.63)
2030	1.05	0.32	–0.54	–0.56	0.53	–0.21
	(0.78, 1.35)	(–0.15, 0.81)	(–0.79, –0.30)	(–0.81, –0.32)	(0.15, 0.90)	(–0.72, 0.31)
2035	1.31	0.62
	(1.00, 1.67)	(0.20, 1.13)
2040	1.54	0.85	–0.73	–0.82	0.83	0.09
	(1.18, 1.94)	(0.41, 1.38)	(–1.04, –0.42)	(–1.17, –0.47)	(0.37, 1.32)	(–0.45, 0.69)