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Table 3 Relative risk ratios (RRR) estimated by Cox’s regression for different causes of death

From: Light smoking at base-line predicts a higher mortality risk to women than to men; evidence from a cohort with long follow-up

 

Light smokers

Medium/heavy smokers

Former smokers

 

RRR

95% CI

P

RRR

95% CI

P

RRR

95% CI

P

All causes

1.35

1.07

1.70

0.012

1.12

0.87

1.43

0.381

1.10

0.67

1.78

0.705

Lung cancer*

1.40

0.22

9.12

0.724

2.00

0.31

12.6

0.466

    

All cancers excluding lung

1.09

0.65

1.85

0.735

1.07

0.60

1.89

0.825

0.77

0.22

2.68

0.685

Circulatory systems disease

1.42

1.01

1.98

0.042

1.05

0.73

1.51

0.802

1.03

0.53

2.02

0.924

Ischemic heart disease

1.33

0.86

2.07

0.203

0.99

0.62

1.59

0.971

1.16

0.46

2.93

0.749

Cerebrovascular disease

1.45

0.74

2.85

0.278

1.09

0.51

2.30

0.829

1.01

0.31

3.33

0.983

Respiratory system disease

1.89

0.99

3.63

0.054

1.58

0.81

3.07

0.182

2.09

0.68

6.41

0.197

Bronchitis, emphysema and other COPD

3.44

0.99

11.9

0.052

2.71

0.78

9.39

0.116

6.68

1.04

42.9

0.045

  1. *No women former smokers died of lung cancer.
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BMC Public Health

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