Table 2 The results of logistic regression of method used on the occurrence of perforation
Methods | BAOFSE | BALLOON | CAS kit | |||
|---|---|---|---|---|---|---|
Number of cases | 12 | 12 | 12 | |||
Number of perforations | 7 | 1 | 1 | |||
Percentage | 58.4% | 8.3% | 8.3% | |||
Comparison of methods regarding perforations (odds ratio) | ||||||
Balloon\BOAFSE | Balloon\CAS kit | CAS kit\BAOFSE | ||||
Odds ratio | 0.091 | 1 | 0.091 | |||
p value | 0.022 | 1 | 0.022 | |||
Confidence interval | Lower | Upper | Lower | Upper | Lower | Upper |
1.437 | 160.972 | 0.55 | 18.085 | 1.437 | 160.972 | |
Reference group | BAOSFE | BAOSFE | CAS kit | |||