Variable | Description | B | B and standard deviation | Wald chi-square value | P | Odds ratio | 95% confidence interval for odds ratio |
---|---|---|---|---|---|---|---|
Type of flexible bronchoscope | Fiber bronchoscopes | 0.880 | 0.462 | 3.629 | 0.057 | 0.415 | 0.168–1.026 |
Electronic bronchoscopes* | |||||||
Size of bronchoscope | Small-diameter bronchoscopes | -1.741 | 0.784 | 4.928 | 0.026 | 5.706 | 1.226–26.548 |
Large-diameter bronchoscopes* | |||||||
Work experience of the person responsible for flexible bronchoscope reprocessing | Less | -1.134 | 0.494 | 5.259 | 0.022 | 3.107 | 1.179–8.187 |
Rich* | |||||||
Time when failure occurred |  | -0.254 | 0.213 | 1.422 | 0.233 | 0.776 | 0.511–1.178 |