Table 3.
Multiple logistic regression analysis showing odds ratios of articles being in high reprint versus control groups by design and funding
| Journal | RCT v other design | Industry funding v other or none | Mixed funding v other or none | P value | ||
|---|---|---|---|---|---|---|
| Odds ratio (95% CI) | P value | Odds ratio (95% CI) | Odds ratio (95% CI) | |||
| Lancet | 1.27 (0.50 to 3.23) | 0.62 | 12.43 (4.63 to 33.38) | 5.13 (1.75 to 15.04) | <0.001 | |
| Lancet Neurology | 0.87 (0.11 to 7.12) | 0.89 | 15.73 (0.93 to 264.88) | 4.06 (0.96 to 17.12) | 0.03 | |
| Lancet Oncology | 0.55 (0.11 to 2.64) | 0.46 | 27.36 (2.43 to 307.97) | 2.64 (0.56 to 12.37) | 0.003 | |
| BMJ | 0.88 (0.35 to 2.21) | 0.78 | 15.64 (1.75 to 139.48) | 2.76 (1.16 to 6.60) | 0.001 | |
| Gut | 3.70 (1.03 to 13.31) | 0.045 | 4.31 (1.02 to 18.25) | 2.54 (0.83 to 7.78) | 0.07 | |
| Heart | 5.38 (0.98 to 29.36) | 0.052 | 6.00 (1.08 to 33.33) | 4.79 (1.07 to 21.41) | 0.02 | |
| Journal of Neurology, Neurosurgery & Psychiatry | 1.32 (0.23 to 7.69) | 0.31 | NA | 10.15 (2.79 to 36.88) | <0.001 | |
| Combined journals | 1.04 (0.70 to 1.54) | 0.85 | 8.64 (5.09 to 14.68) | 3.72 (2.43 to 5.70) | <0.001 | |
| I2 (%) (P value) | 16.9 (0.30) | 0.0 (0.70) | 0.0 (0.74) | — | ||
RCT=randomised controlled trial; NA=not applicable.