3.3. Secondary outcome
TB
The number of irrigations was significantly lower and the satisfaction of the inspector was higher, similar to the result seen for BS (Fig. Comparison of total irrigation count, endoscopist satisfaction score, and insertion time: Total irrigation count and endoscopist satisfaction score of BB and BA group were better than that of control group. Also, TB and TA group had better results than BB and BA group. There was no difference between TB and TA group. Insertion time tended to decrease overall, but there was no significant difference. BA = the day before the examination and after bowel cleansing, BB = the day before the examination and before bowel cleansing, TA = the day of the examination and after bowel cleansing, TB = the day of the examination and before bowel cleansing.