Table 3.
Univariate Cox regression analysis for EVs recurrence, variceal bleeding, and mortality after EVs eradication by EBL.
| Variable | Rating | P value | ||
|---|---|---|---|---|
| EVs recurrence | EVs bleeding | Mortality | ||
| Age | Years | 0.183 | 0.009 | 0.033 |
| Sex | 1 = women; 2 = men | 0.449 | 0.375 | 0.208 |
| Underlying liver disease | 1 = alcohol; 2 = others | 0.750 | 0.343 | 0.799 |
| Purpose of EBL | 1 = primary; 2 = secondary | 0.007 | 0.007 | 0.881 |
| Type of varices | 1 = EVs only; 2 = GOV1s | 0.217 | 0.597 | 0.679 |
| Size of EVs at baseline | 1 = F2; 2 = F3 | 0.662 | 0.816 | 0.261 |
| Red color sign on EVs at baseline | 1 = no; 2 = yes | 0.766 | 0.675 | 0.678 |
| Size of CVs | cm | 0.958 | 0.938 | 0.118 |
| Duration until EVs eradication | Months | 0.584 | 0.478 | 0.749 |
| Number of EBL sessions | Number | 0.166 | 0.840 | 0.233 |
| Number of used rubber bands | Number | 0.212 | 0.928 | 0.296 |
| CVs disappearance | 0 = no CVs; 1 = disappeared CVs; 2 = persistent CVs | 0.005 | 0.106 | 0.911 |
| Platelet count | ×109/L | 0.587 | 0.301 | 0.293 |
| INR | Ratio | 0.366 | 0.747 | 0.890 |
| AST, IU/L | IU/L | 0.861 | 0.676 | 0.275 |
| ALT, IU/L | IU/L | 0.466 | 0.816 | 0.055 |
| Bilirubin, mg/dL | mg/dL | 0.718 | 0.623 | 0.089 |
| Albumin, g/dL | g/dL | 0.253 | 0.083 | 0.201 |
| Creatinine, mg/dL | mg/dL | 0.112 | 0.047 | 0.297 |
| Sodium, mEq/L | mEq/L | 0.980 | 0.841 | 0.004 |
| Ascites | 1 = no; 2 = yes | 0.857 | 0.967 | 0.026 |
| Encephalopathy | 1 = no; 2 = yes | 0.854 | 0.134 | 0.003 |
| Child-Pugh score | Score | 0.771 | 0.571 | 0.008 |
| Child-Pugh classification | 1 = A; 2 = B; 3 = C | 0.883 | 0.786 | 0.164 |
AST: aspartate aminotransferase; ALT: alanine aminotransferase; CVs: cardiac varices; EBL: endoscopic band ligation; EVs: esophageal varices; GOVs: gastroesophageal varices; INR: international normalized ratio.