Control (n=259) | Intervention (n=256) | P value | |

Adequate bowel preparation | |||

Adequate laxative, n (%) | 252 (97.3) | 242 (94.5) | 0.11* |

Adequate walking, n (%) | 221 (85.3) | 227 (89.0) | 0.21* |

Adequate massaging the abdomen, n (%) | 133 (52.4) | 154 (60.9) | 0.05* |

Length of laxative intake (hour), median (IQR) | 2.3 (2.0–2.6) | 2.4 (2.2–2.8) | <0.001† |

Total length of bowel preparation (hour), median (IQR) | 3.8 (3.2–4.4) | 3.9 (3.4–4.5) | 0.12† |

No of bowel movement, median (IQR) | 10.0 (8.0–12.0) | 10.0 (9.0–12.0) | 0.41† |

Qualified for colonoscopy, n (%) | 259 (100) | 256 (100) |

*Pearson’s χ

^{2}.†Mann-Whitney U test.