Table 2 Univariate analysis of binary and dichotomized risk predictors
Univariate analysis of binary and dichotomized risk predictors | Incidence of mortality | [Odds ratio (95 %-CI)] P- value |
|---|---|---|
age ≥ 65 | 4.0 %(23/579) | [1.1(0.5-2.3)] P = 0.736 |
age < 65 | 3.5 %(14/402) | |
age ≥ 75 | 4.3 %(13/303) | [1.2(0.6-2.5)] P = 0.588 |
age < 75 | 3.5 %(24/678) | |
male | 2.9 %(16/549) | [1.7(0.8-3.4)] P = 0.129 |
female | 4.9 %(21/432) | |
fever (temp ≥39 °C) | 3.8 %(2/52) | [1.0(0.2-4.4)] P = 1.000 |
fever (temp <39 °C) | 3.8 %(34/905) | |
previous episode of cholangitis | 3.8 %(17/446) | [1.0(0.5-1.9)] P = 1.000 |
no previous cholangitis episode | 3.7 %(20/535) | |
indwelling stent (stent therapy) | 3.4 %(16/466) | [0.8(0.4-1.7)] P = 0.619 |
no indwelling stent (stent therapy) | 4.1 %(21/515) | |
PTC as interventional approach | 6.1 %(19/310) | [2.4(1.2-4.6)] P = 0.011 |
no PTC as interventional approach | 2.7 %(18/671) | |
mental confusiona | 25.9 %(29/112) | [37.6(16.6-85.0)] P < 0.001 |
no mental confusion | 0.9 %(8/869) | |
previous intervention (ERC/PTC) | 5.0 %(19/383) | [0.6(0.3-1.2)] P = 0.125 |
no previous intervention | 3.0 %(18/598) | |
hypotension requiring catecholaminea | 18.3 %(11/60) | [7.7(3.6-16.6)] P < 0.001 |
no hypotension requiring catecholamine | 2.8 %(26/921) | |
insufficient drainage | 8.3 %(20/240) | [4.5(2.2-9.1)] P < 0.001 |
adequate drainage | 2.0 %(14/706) | |
organ failure including all parameters witha | 15.7 %(34/217) | [47.1(14.3-155.2)] P < 0.001 |
no organ failure | 0.4 %(3/764) | |
leucocytes > 15 G/l | 6.9 %(12/174) | [2.3(1.1-4.8)] P = 0.026 |
leucocytes ≤ 15 G/L | 3.1 %(25/807) | |
bilirubin ≥5 mg/l | 6.4 %(29/452) | [4.5(2.0-9.9)] P < 0.001 |
bilirubin <5 mg/l | 1.5 %(8/529) | |
aspartat-Aminotransferase (AST) > 70 | 5.3 %(19/357) | [2.1(1.0-4.3)] P = 0.046 |
aspartat-Aminotransferase (AST) ≤ 70 | 2.6 %(14/532) | |
alanin-Aminotransferase (ALT) > 70 | 3.0 %(14/462) | [0.7(0.3-1.3)] P = 0.242 |
alanin-Aminotransferase (ALT) ≤ 70 | 4.6 %(23/502) | |
quick’s value < 50 % | 16,7 %(9/54) | [6.4(2.8-14.5)] P < 0.001 |
quick’s value ≥ 50 % | 3.0 %(28/927) | |
serum creatinine >2 mg/dla | 13.2 %(5/38) | [4.3(1.5-11.8)] P = 0.012 |
serum creatinine ≤ 2 mg/dl | 3.4 %(32/943) | |
platelet count < 100.000/mm3a | 9.8 %(5/51) | [3.0(1.1-8.2)] P = 0.038 |
platelet count ≥ 100.000/mm3 | 3.4 %(32/930) | |
bacteremia | 7.7 %(14/182) | [2.8(1.4-5.6)] P = 0.004 |
no bacteremia | 2.9 %(23/799) | |
malignant genesis | 1.9 %(9/472) | [3.0(1.3-6.5)] P = 0.004 |
non malignant genesis | 5.5 %(28/509) |