Figure 2.

Life expectancy for Yokkaichi Asthma patients and whole population of Mie Prefecture. Average with standard error of mean (SEM). SEM was less than 0.04–0.19 years for Mie Prefecture. Closed = patients, open = Mie Prefecture. Significantly different (p < 0.05) between Yokkaichi patients and Mie population for all age subgroups except for males aged 80–84 years in 1985 (t-test).