Figure 1From: Does respiratory health contribute to the effects of long-term air pollution exposure on cardiovascular mortality?Kaplan-Meier survival curves with 95 percent confidence limits of cardiovascular mortality for women aged 55 years at baseline investigation with FEV1 < 80% predicted and FEV1 ≥ 80% predicted; dots indicating censored events. Abbreviations: FEV1: Forced expiratory volume in 1 second.Back to article page