Table 2
Attributable proportions for the risk factors
Risk factors
P
OR
P (OR −1)
P (OR −1)+1
Attributable proportions (%)
Smoking
0.39
1.4
0.16
1.16
14
Biomass fuel
0.8
1.7
0.56
1.56
36
Medium SLI
0.33
2
0.33
1.33
25
Low SLI
0.24
3
0.48
1.48
32
P, prevalence of exposure; SLI, Standard of Living Index.