OR and CIs from regression
| Outcome on treatment | Mediator on treatment | Outcome on mediator controlling treatment | ||
| Timing of the procedure | AM | – | – | – |
| PM | 1.16 (0.93 to 1.45) | 1.07 (0.79 to 1.46) | 1.31 (0.93 to 1.84) | |
| Bowel preparation regimen | NSDR | – | – | – |
| SDR | 1.25 (1.00 to 1.56) | 1.90 (1.34 to 2.68) *** | 1.28 (0.91 to 1.80) | |
| Diet recommended before colonoscopy | CLD | – | – | – |
| LRD | 1.00 (0.76 to 1.32) | 0.90 (0.60 to 1.37) | 1.31 (0.94 to 1.84) |
Significance codes: ***p<0.001; **p<0.01; *p<0.05.
ADR, adenoma detection rate; AM, morning; CLD, clear liquid diet; LRD, low residue diet; NSDR, non-split dose regimen; PM, afternoon; SDR, split-dose regimen.