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Table 5 Univariate and multivariate analyses for 30-day mortality (n = 905)

From: Validation of a new risk score system for non-variceal upper gastrointestinal bleeding

Risk factorUnivariate analysisMultivariate analysis
OR95%CIPvalueOR95%CIPvalue
Patient related factor
 Sex (Male)2.1061.132–3.9180.0191.4490.346–6.0600.611
 Age1.0311.007–1.0560.0121.0170.967–1.0690.507
Alcohol
 Never1.000   
 Present1.5480.842–2.8440.159 
Smoking
 Never1.000   
 Present0.4420.228–0.8570.0160.3830.106–1.3850.143
ASA score 31.3830.742–2.5790.307 
ASA score 4200.27960.103–667.3850.000111.64216.31–764.0830.000
Comorbidity
 Diabetes mellitus1.3180.693–2.5080.4 
 Hypertension2.4811.281–4.8060.007 
 Angina0.7350.222–2.4270.613 
 Cerebral infarction1.4400.696–2.9810.325 
 ARDS68.15127.674–167.8290.00019.5302.795–136.4710.003
 Disseminated malignancy3.9301.943–7.9490.0009.0201.741–46.7160.009
 Liver cirrhosis3.0211.343–6.7930.0081.0500.171–6.510.958
 Sepsis22.1479.804–50.0290.0000.6950.124–3.8940.679
 DIC156.31354.178–450.9910.0003.4300.583–20.1580.173
Vital sign
 SBP0.9680.954–0.9820.0001.0261.000–1.0520.052
 HR1.0161.002–1.0300.0291.0200.991–1.0500.178
Lab
 Hb0.8030.706–0.9140.0010.9010.679–1.1940.468
 PLT0.9930.989–0.9980.0020.9990.993–1.0050.707
 BUN2.3561.277–4.3460.0060.3340.083–1.3490.124
 Cr1.0121.003–1.0200.0061.4341.031–1.9960.032
 Alb0.0990.053–0.1860.0000.1820.045–0.7260.016
 INR1.5391.230–1.9270.0001.5960.857–2.9720.141
Chief complaint at first visit
 Syncope19.4499.488–39.8650.0005.9851.294–27.6870.022
Admission and Endoscopy
 Admission before 8 h0.7940.432–1.4620.459 
 Admissionday(≥ 8 days)6.5033.345–12.6450.0001.1450.268–4.8900.855
Outcomes
 Endoscopy failure at first admission27.90313.072–59.5610.0008.2721.558–43.1040.012
 Endoscopy hemostasis failure6.6673.146–14.1280.0001.1090.235–5.2260.896
 Re-bleeding at 2nd endoscopy2.7201.383–5.3520.0040.5860.127–2.7020.493
  1. ASA The American Society of Anesthesiology classification, ARDS Acute respiratory distress syndrome, DIC Disseminated intravascular coagulation, SBP Systolic blood pressure, HR Heart rate, Hb Hemoglobin, PLT Platelet, BUN Blood urea nitrogen, Cr Creatinine, Alb Albumin, INR International normalized ration, CI Confidence interval