Table 2.

Mortality rate and OR for deaths in Habo in comparison with Sweden

	Men 1985 born between 1943 and 1952	Death 1987–2009	Mortality rate*	OR compared with Sweden	95% CI
Sweden (Habo excluded)	656 686	60 612	92.3	1.00
Habo
Invited	757	51	67.4	0.71	0.53 to 0.95
Participants	652	36	55.2	0.57	0.40 to 0.81
Non-participants	105	15	142.9	1.64	0.91 to 2.90

*Mortality rate calculated as (number of deaths/person-years of observation) × 1000.