Table 4.
Multivariate analysis showing various clinical and laboratory variables at admission as independent predictors of 3-month mortality
| Variables | B | SE | Wald | df | Sig. | exp(B) |
|---|---|---|---|---|---|---|
| Residence | 1.473 | 0.879 | 2.807 | 1 | 0.094 | 4.361 |
| Jaundice | 0.569 | 1.615 | 0.124 | 1 | 0.725 | 1.767 |
| Ascites | −2.245 | 1.578 | 2.024 | 1 | 0.155 | 0.106 |
| Haematemesis | −2.298 | 1.298 | 3.134 | 1 | 0.077 | 0.101 |
| Decreased urine output | −5.049 | 1.722 | 8.596 | 1 | 0.003 | 0.006 |
| Encephalopathy | −2.576 | 1.331 | 3.745 | 1 | 0.053 | 0.076 |
| Peripheral oedema | 1.365 | 1.244 | 1.203 | 1 | 0.273 | 3.914 |
| Parotid enlargement | −0.629 | 0.976 | 0.415 | 1 | 0.520 | 0.533 |
| White nails | −4.928 | 1.640 | 9.029 | 1 | 0.003 | 0.007 |
| WBC count | −0.076 | 0.072 | 1.110 | 1 | 0.292 | 0.926 |
| Total serum bilirubin | −0.167 | 0.066 | 6.482 | 1 | 0.011 | 0.846 |
| Serum albumin | 0.664 | 0.984 | 0.456 | 1 | 0.500 | 1.943 |
| INR | −1.323 | 0.632 | 4.386 | 1 | 0.036 | 0.266 |
| Serum creatinine | 0.750 | 0.434 | 2.988 | 1 | 0.084 | 2.118 |
| Serum sodium | 0.020 | 0.091 | 0.050 | 1 | 0.823 | 1.021 |
| Constant | 9.390 | 11.946 | 0.618 | 1 | 0.432 | 11,973.905 |
The constant is the predicted value when all the x variables = 0. Bold type denotes significance. INR, international normalized ratio; SE, standard error; WBC, white blood cell; B, coefficient for the constant; SE, standard error; Wald, Wald χ2 value; df, degrees of freedom; Sig., significance probability or p value; exp(B), exponentiation of the B coefficient.