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Table 3 Efficacy and Tolerability of Bowel Preparation

From: Effect of four-day psyllium supplementation on bowel preparation for colonoscopy:A prospective double blind randomized trial [ISRCTN76623768]

  Psyllium Placebo Significance
Cecum 18 /20 19 /20 ns
Quality 3.8 ± 1.39 2.68 ± 1.4 P=.009
Tolerability*    
   Bloating 1.75 ± 1.6 1.1 ± 1.3 ns
   Gas 1.7 ± 1.45 1.1 ± 1.0 ns
   Cramping 0.5 ± 1.5 0.35 ± .81 ns
   Urgency 2.4 ± 1.8 2.6 ± 1.53 ns
   Nausea 0.15 ± 0.6 0.1 ± .44 ns
   Heartburn 0 ± 0 0.25 ± .78 ns
  1. * Worst mean score (0–5) for any of three time periods, (First Hour, Full Lavage, Overall)