Table 2.
Mendelian randomization
| IVW method | MR-Egger | Weighted median | |||||
|---|---|---|---|---|---|---|---|
| Exposure | Outcome | OR (95% CI) | P-value | OR (95% CI) | P-value | OR (95% CI) | P-value |
| Number of days/week walked 10 + minutes | Lung cancer |
0.993 (0.987–0.998) |
0.009 |
0.995 (0.966–1.024) |
0.742 |
0.994 (0.986–1.001) |
0.094 |
| Duration of walks | Lung cancer |
0.991 (0.977–1.005) |
0.216 |
0.968 (0.848–1.104) |
0.710 |
0.995 (0.978–1.012) |
0.566 |
| Usual walking pace | Lung cancer |
0.989 (0.980–0.998) |
0.015 |
0.985 (0.932–1.041) |
0.523 |
0.996 (0.984–1.008) |
0.523 |
| Time spent watching TV | Lung cancer |
1.009 (1.005–1.014) |
2.9e-5 |
0.996 (0.975–1.017) |
0.710 |
1.011 (1.005–1.016) |
1.8e-4 |
| Time spent watching TV | Usual walking pace |
0.714 (0.685–0.744) |
3.4e-58 |
0.667 (0.554–0.804) |
4.5e-5 |
0.725 (0.691–0.761) |
2.7e-39 |
| Fed-up feelings | Lung cancer |
1.021 (1.005–1.037) |
0.012 |
1.035 (0.955–1.122) |
0.418 |
1.023 (1.002–1.044) |
0.028 |
| Fed-up feelings | Number of days/week walked 10 + minutes |
1.116 (0.722–1.725) |
0.621 |
1.123 (0.684–1.844) |
0.646 |
10.63 (1.720–65.75) |
0.026 |
| Number of days/week walked 10 + minutes | Fed-up feelings |
1.095 (1.063–1.128) |
2.5e-9 |
1.088 (0.754–1.571) |
0.680 |
1.087 (1.046–1.131) |
2.6e-5 |
| Usual walking pace | Time spent watching TV |
0.821 (0.771–0.875) |
8.9e-10 |
0.712 (0.547–0.928) |
2.0e-2 |
0.826 (0.770–0.888) |
1.7e-7 |