Figure 1

Age-adjusted mortality rates in Yokkaichi Asthma patients and in the whole population of Mie Prefecture. Per 100,000 population. Closed = patients, open = Mie Prefecture. COPD = chronic bronchitis and pulmonary emphysema. *p < 0.05.
Age-adjusted mortality rates in Yokkaichi Asthma patients and in the whole population of Mie Prefecture. Per 100,000 population. Closed = patients, open = Mie Prefecture. COPD = chronic bronchitis and pulmonary emphysema. *p < 0.05.