Table 2. Quality of bowel preparation.
| CBP (n = 63) | SDBP (n = 60) | SDBP-B (n = 63) | P value | |
| Aggregate Score | ||||
| BBPS ≥ 6, n (%) 1 | 42 (66.7) | 50 (83.3) | 47 (74.6) | 0.10 |
| BBPS ≥ 7, n (%) 1 | 31 (49.2) | 37 (61.7) | 38 (60.3) | 0.30 |
| Adequate, n (%) | 48 (76.2) | 51 (85) | 49 (77.8) | 0.64 |
| Overall BBPS, mean ± SD | 6.7 ± 1.5 | 7.3 ± 1.6 | 7.1 ± 1.4 | 0.13 |
| Segment score 2 | ||||
| Right side BBPS < 2, n (%) | 14/56 (25) | 5/58 (10.3) | 9/60 (15) | 0.02 |
| Transverse BBPS < 2, n (%) | 4/56 (7.1) | 1/58 (3.5) | 3 (5) | 0.49 |
| Left side BBPS < 2, n (%) | 3/56 (5.4) | 3/58 (5.2) | 1/60 (1.7) | 0.76 |
| Right side, mean ± SD | 1.9 ± 0.6 | 2.3 ± 0.6 | 2.1 ± 0.6 | 0.003 |
| Transverse, mean ± SD | 2.4 ± 0.6 | 2.6 ± 0.6 | 2.4 ± 0.6 | 0.18 |
| Left side, mean ± SD | 2.4 ± 0.6 | 2.5 ± 0.6 | 2.6 ± 0.5 | 0.48 |
CBP, conventional bowel preparation; SDBP, split-dose bowel preparation; SDBP-B, split-dose bowel preparation plus bisacodyl; BBPS, Boston bowel preparation score; SD, standard deviation
1
Calculation based on all patients, not only to those with available BBPS
2
Calculation based on those patients with available BBPS only