Table 3.
Logistic analysis of reducing factors for diagnostic yield.
| Variables (n) | Univariate analysis |
Multivariate analysis |
||
|---|---|---|---|---|
| HR (95% CI) | p-value | HR (95% CI) | p-value | |
| Age | ||||
| ≧70 (27) | 0.667 | 0.547 | ||
| <70 (20) | (0.178 to 2.491) | |||
| Gender | ||||
| Male (34) | 2.291 | 0.333 | ||
| Female (13) | (0.428 to 12.26) | |||
| Jaundice | ||||
| Presence (29) | 1.209 | 0.781 | 1.493 | 0.629 |
| Absence (13) | (0.318 to 4.602) | (0.294 to 7.587) | ||
| Puncture site | ||||
| Hilum (27) | 5.937 | 0.035 | 6.879 | 0.033 |
| CBD (20) | (1.132 to 31.15) | (1.172 to 40.374) | ||
| Cholangitis | ||||
| Presence (5) | 0.750 | 0.168 | 0.736 | 0.736 |
| Absence (42) | (0.160 to 3.523) | (0.111 to 4.887) | ||
| Disease | ||||
| Malignancy (40) | 2.583 | 0.266 | 0.944 | 0.944 |
| Benign (7) | (0.486 to 13.734) | (9.132E-2 to 13.079) | ||
| Tumor size | ||||
| ≧10 mm (34) | 2.857 | 0.146 | 2.894 | 0.294 |
| <10 mm (13) | (0.694 to 11.764) | (0.398 to 21.039) | ||
HR, hazard ratio; CI, confidence interval.