Table 2.
Association between BMI and all cause mortality in never smokers, healthy never smokers, all participants, and in smokers. Figures are relative risk estimates from non-linear dose-response analysis
| BMI | Never smokers (n=44*) | Healthy never smokers (n=26*) | All participants (n=198*) | Current smokers (n=18*) | Former smokers (n=15*) | Ever smokers (n=24*) |
|---|---|---|---|---|---|---|
| 15 | 2.01 (1.80 to 2.24) | 1.48 (1.32 to 1.65) | 2.24 (2.15 to 2.34) | 2.61 (2.27 to 2.99) | —† | —† |
| 16 | 1.66 (1.51 to 1.83) | 1.31 (1.19 to 1.44) | 1.83 (1.77 to 1.91) | 2.08 (1.84 to 2.34) | 2.15 (1.91 to 2.42) | 1.81 (1.66 to 1.97) |
| 17.5 | 1.35 (1.25 to 1.45) | 1.15 (1.07 to 1.24) | 1.47 (1.43 to 1.51) | 1.61 (1.46 to 1.76) | 1.68 (1.53 to 1.84) | 1.50 (1.40 to 1.60) |
| 20 | 1.10 (1.05 to 1.14) | 1.03 (0.99 to 1.07) | 1.15 (1.13 to 1.17) | 1.19 (1.13 to 1.25) | 1.20 (1.14 to 1.26) | 1.16 (1.12 to 1.20) |
| 22 | 1.01 (1.00 to 1.03) | 1.00 (0.99 to 1.01) | 1.03 (1.02 to 1.04) | 1.04 (1.02 to 1.06) | 1.04 (1.03 to 1.06) | 1.04 (1.02 to 1.05) |
| 23 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
| 24 | 1.00 (0.98 to 1.01) | 1.01 (1.00 to 1.02) | 0.98 (0.97 to 0.99) | 0.97 (0.96 to 0.99) | 0.98 (0.96 to 0.99) | 0.98 (0.97 to 0.99) |
| 25 | 1.01 (0.98 to 1.03) | 1.03 (1.00 to 1.06) | 0.97 (0.96 to 0.98) | 0.96 (0.93 to 1.00) | 0.97 (0.94 to 1.00) | 0.97 (0.94 to 0.99) |
| 27.5 | 1.07 (1.01 to 1.14) | 1.11 (1.05 to 1.18) | 0.98 (0.96 to 1.01) | 0.99 (0.92 to 1.06) | 1.00 (0.93 to 1.08) | 0.98 (0.93 to 1.04) |
| 30 | 1.20 (1.09 to 1.32) | 1.24 (1.14 to 1.36) | 1.04 (1.00 to 1.08) | 1.08 (0.96 to 1.21) | 1.11 (0.99 to 1.24) | 1.05 (0.96 to 1.14) |
| 32.5 | 1.39 (1.22 to 1.58) | 1.42 (1.26 to 1.60) | 1.14 (1.09 to 1.20) | 1.24 (1.06 to 1.45) | 1.28 (1.10 to 1.49) | 1.15 (1.02 to 1.30) |
| 35 | 1.65 (1.40 to 1.94) | 1.66 (1.43 to 1.94) | 1.29 (1.21 to 1.37) | 1.48 (1.21 to 1.80) | 1.54 (1.27 to 1.87) | 1.31 (1.13 to 1.52) |
| 37.5 | 2.02 (1.66 to 2.46) | 1.98 (1.64 to 2.38) | 1.49 (1.37 to 1.61) | 1.82 (1.43 to 2.32) | 1.91 (1.51 to 2.41) | 1.51 (1.27 to 1.81) |
| 40 | 2.50 (1.98 to 3.15) | 2.37 (1.91 to 2.95) | 1.74 (1.59 to 1.91) | 2.32 (1.74 to 3.08) | 2.44 (1.85 to 3.20) | 1.79 (1.45 to 2.21) |
| 42.5 | 3.16 (2.42 to 4.12) | 2.88 (2.24 to 3.69) | 2.07 (1.86 to 2.30) | 3.03 (2.18 to 4.20) | 3.15 (2.30 to 4.32) | 2.14 (1.68 to 2.73) |
| 45 | 4.02 (2.98 to 5.43) | 3.54 (2.67 to 4.69) | 2.49 (2.22 to 2.81) | 4.01 (2.77 to 5.81) | 4.18 (2.92 to 5.97) | 2.61 (1.99 to 3.43) |
*No of risk estimates.
†Lowest value was BMI 16.25.