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Table 5 The effects of different DCS groups on the procedure of colonoscopy

From: Difficult colonoscopy score identifies the difficult patients undergoing unsedated colonoscopy

  DCS > 1 (n = 111) DCS ≤ 1 (n = 501) p value
Mean insertion time (min) 10.6 ± 0.7 6.9 ± 0.2 <0.001
Maximal pain score 1.9 ± 1.5 1.4 ± 1.4 0.002
Abdominal compression (%) 41 (36.9%) 84(16.8%) <0.001
Position change (%) 57(51.4%) 113(22.6%) <0.001
  1. DCS, difficult colonoscopy score.