| Number/ Total | HR (95%CI) per 70 cL/s increase in FEV1 a | P | HR (95%CI) per 70 cL/s increase in FEV1 b | P |
---|---|---|---|---|---|
All | 4734/19139 | 0.71(0.68, 0.73) | <0.001 | 0.74(0.71, 0.77) | <0.001 |
Gender | |||||
 Men | 2572/8719 | 0.72(0.69, 0.76) | <0.001 | 0.77(0.73, 0.81) | <0.001 |
 Women | 2162/8258 | 0.67(0.62, 0.72) | <0.001 | 0.68(0.63, 0.74) | <0.001 |
Age | |||||
 <65 | 1661/13631 | 0.74(0.70, 0.78) | <0.001 | 0.79(0.74, 0.84) | <0.001 |
 ≥65 | 3073/5508 | 0.67(0.65, 0.71) | <0.001 | 0.70(0.67, 0.74) | <0.001 |
Excluding early deaths < 5 years | 4196/18601 | 0.72(0.69, 0.75) | <0.001 | 0.76(0.72, 0.79) | <0.001 |
Smoking status | |||||
 -Current smokers | 670/ 2214 | 0.72(0.65, 0.80) | <0.001 | 0.71(0.63, 0.79) | <0.001 |
 -Ex-smokers | 2344/7955 | 0.71(0.67, 0.75) | <0.001 | 0.72(0.68, 0.76) | <0.001 |
 -Never smokers | 1720/8970 | 0.81(0.75, 0.87) | <0.001 | 0.82(0.76, 0.89) | <0.001 |
By BMI | |||||
 <27 kg/m2 | 2759/12146 | 0.69(0.66, 0.73) | <0.001 | 0.73(0.69, 0.77) | <0.001 |
 ≥27 kg/m2 | 1975/6993 | 0.72(0.69, 0.78) | <0.001 | 0.75(0.71, 0.81) | <0.001 |
By physical activity | Â | Â | Â | Â | Â |
 - Inactive | 1977/5467 | 0.65(0.62, 0.69) | <0.001 | 0.68(0.64, 0.72) | <0.001 |
 - Active | 2757/13672 | 0.76(0.72, 0.80) | <0.001 | 0.79(0.75, 0.84) | <0.001 |
Excluding asthma or bronchitis | 4772/17837 | 0.72(0.69, 0.75) | <0.001 | 0.76(0.73, 0.79) | <0.001 |
Social class | |||||
 -Nonmanual social class | 2737/11509 | 0.73(0.69, 0.77) | <0.001 | 0.75(0.71, 0.80) | <0.001 |
 -Manual social class | 1997/7630 | 0.69(0.65, 0.73) | <0.001 | 0.72(0.68, 0.77) | <0.001 |
Plasma Vitamin C | |||||
 -Less than median | 2646/9206 | 0.71(0.67, 0.75) | <0.001 | 0.73(0.69, 0.77) | <0.001 |
 -more than median | 2088/9933 | 0.74(0.69, 0.78) | <0.001 | 0.75(0.71, 0.80) | <0.001 |