Variable Groupcontrol (n=76) Groupremi (n=78)  
Drop in O2 saturation (n) 5 0 P<0.05*
Drop in blood pressure (n) 10 5 P<0.001*
Endoscopist comfort level 8.7 ± 2.1 8.7 ± 2.1 NS
Patient comfort level 8.01 ± 0.43 8.8 ± 1.9 NS
Endoscopist’s and patient’s comfort level were obtained by means of a 10-points score (see text for explanation). Results are expressed as mean ± standard deviation or numbers as appropriate.
Statistical analysis: one-way ANOVA, or *Chi square test as appropriate.
NS, not significant.
Table 3: Side effects and patients’ comfort.