Table 1.
Demographic data and indication for colonoscopy n (%)
| NaP tables (n = 158) | PEG solution (n = 162) | P value | |
| Mean age (yr) | 46.5 ± 9.8 | 48.6 ± 10.3 | 0.064 |
| Male | 70 (44.3) | 69 (42.6) | 0.758 |
| BMI | 23.2 ± 3.1 | 23.0 ± 3.0 | 0.628 |
| Experience of colonoscopy | 67 (42.4) | 74 (45.7) | 0.555 |
| Surgical history | 23 (14.6) | 35 (21.6) | 0.102 |
| Indication for colonoscopy | |||
| Screening | 89 (56.3) | 81 (50.0) | 0.257 |
| Bowel habit change | 9 (5.7) | 17 (10.5) | 0.116 |
| Stool caliber change | 8 (5.1) | 6 (3.7) | 0.552 |
| Melena/hematochezia | 13 (8.2) | 16 (9.9) | 0.608 |
| Abdominal pain | 22 (13.9) | 10 (6.2) | 0.021 |
| Anemia | 2 (1.3) | 2 (1.2) | 1.000 |
| Weight loss | 1 (0.6) | 3 (1.9) | 0.623 |
| P/Hx of CRN | 13 (8.2) | 17 (10.5) | 0.487 |
| F/Hx of CRC | 0 | 7 (4.3) | 0.015 |
| For polypectomy | 1 (0.6) | 3 (1.9) | 0.623 |
Values are means ± SD. BMI: Body mass index; P/Hx: Past history; CRN: Colorectal neoplasm; F/Hx: Family history; CRC: Colorectal cancer; PEG: Polyethylene glycol; NaP: Sodium phosphate.