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Table 4 The effects of different DCS on the colonoscopy

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

  DCS value
  0 1 2 3 4 5 P value
Insertion time (min) 6.4 ± 5.1 7.5 ± 5.0 9.9 ± 7.0 11.7 ± 9.2 14.0 ± 5.3 15.0 ± 11.0 0.006
Difficult rate 12.4% 21.1% 35.4% 47.4% 60.0% 66.7% <0.001
  1. DCS, difficult colonoscopy score.