TABLE 4.
Tests of MR-Steiger casual direction, MR-Egger I2, heterogeneity and pleiotropy.
Risk factors | Outcomes | Heterogeneity test | MR-Egger interception | p Value | MR-steiger casual direction | MR-egger I2 | |||
---|---|---|---|---|---|---|---|---|---|
MR methods | Q | p Value | I2 | ||||||
CD | CRC | MR-Egger | 112.7 | 0.26 | 0.08 | -7.74E-05 | 0.37 | TRUE | 0.99 |
Inverse variance weighted | 113.6 | 0.27 | 0.08 | ||||||
UC | CRC | MR-Egger | 141.8 | 0.03 | 0.22 | -4.17E-06 | 0.96 | TRUE | 0.99 |
Inverse variance weighted | 141.8 | 0.03 | 0.21 | ||||||
IBD | CRC | MR-Egger | 105.9 | 0.00 | 0.36 | -6.02E-05 | 0.67 | TRUE | 0.98 |
Inverse variance weighted | 106.2 | 0.00 | 0.35 | ||||||
CRC | CD | MR-Egger | 0.6 | 0.73 | 0.00 | 0.13 | 0.15 | TRUE | 0.97 |
Inverse variance weighted | 5.7 | 0.13 | 0.47 | ||||||
CRC | UC | MR-Egger | 2.8 | 0.24 | 0.29 | 0.11 | 0.19 | TRUE | 0.97 |
Inverse variance weighted | 8.1 | 0.04 | 0.63 | ||||||
CRC | IBD | MR-Egger | 2.6 | 0.27 | 0.23 | 0.12 | 0.23 | TRUE | 0.97 |
Inverse variance weighted | 6.4 | 0.09 | 0.53 |