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Table 1 Baseline characteristics

From: Optimal timing of endoscopic retrograde cholangiopancreatography for acute cholangitis associated with distal malignant biliary obstruction

Variables

(N = 421)

Age

67.0 (59.0–73.0)

Sex

 

 Male

251 (59.6%)

 Female

170 (40.4%)

Etiology of MBO

 

 Biliary tract

184 (43.7%)

 Pancreas

150 (35.6%)

 Upper GI tract

35 (8.3%)

 Lower GI tract

21 (5.0%)

 Lung

10 (2.4%)

 Genitourinary tract

8 (1.9%)

 Breast

6 (1.4%)

 Liver

5 (1.2%)

 Others

2 (0.5%)

Underlying disease

 

 Hypertension

192 (45.6%)

 Diabetes mellitus

99 (23.5%)

 Cardiovascular disease

32 (7.6%)

 Chronic liver disease

26 (6.2%)

 Chronic kidney disease

5 (1.2%)

 Chronic obstructive pulmonary disease

10 (2.4%)

Primary MBO

341 (81.0%)

Cholangitis severitya

 

 Mild

86 (20.4%)

 Moderate

289 (68.6%)

 Severe

46 (10.9%)

Previous upper GI surgery

15 (3.6%)

Initial laboratory findings

 

 White blood cell, 103/µL

8.0 ± 3.8

 Platelet, 103/μL

245.2 ± 103.1

 CRP, mg/dL

5.8 ± 5.7

 Creatinine, mg/dL

0.8 ± 0.6

 Albumin, g/dL

3.2 ± 0.5

 Total bilirubin, mg/dL

7.9 ± 6.4

 AST, IU/L

122.1 ± 138.9

 ALT, IU/L

146.8 ± 134.5

 ALP, IU/L

461.4 ± 306.0

 GGT, IU/L

674.7 ± 518.8

 PT (INR)

1.1 ± 0.2

  1. MBO malignant biliary obstruction, GI gastrointestinal, CRP C-reactive protein, AST aspartate transaminase, ALT alanine transaminase, ALP alkaline phosphatase, GGT gamma glutamyl transpeptidase, PT prothrombin time, INR international normalized ratio
  2. aWas defined according to the Tokyo Guidelines of 2018