Table 2.
Hospitalization characteristics.
| Index hospitalization | All | 30-day readmission | 90-day readmission | 180-day readmission | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Not readmitted | Readmitted | p -value | Not readmitted | Readmitted | p -value | Not readmitted | Readmitted | p -value | ||
| n = 424 | n = 400 | n = 24 | n = 361 | n = 63 | n = 332 | n = 92 | ||||
| Other complications of cirrhosis at the first admission, n (%) | ||||||||||
| Volume-related | 247 (58.3) | 227 (56.8) | 20 (83.3) | 0.010 | 202 (56.0) | 45 (71.4) | 0.026 | 182 (54.8) | 65 (70.7) | 0.008 |
| Other or > 1 complication | 177 (41.7) | 173 (43.2) | 4 (16.7) | 159 (44.0) | 18 (28.6) | 150 (45.2) | 27 (29.3) | |||
| The length of stay (days), mean ±SD | 17.9 ± 12.1 | 17.5 ± 11.4 | 24.8 ± 19.2 | 0.004 | 17.7 ± 11.8 | 19.1 ± 13.6 | 0.389 | 17.6 ± 11.9 | 18.9 ± 12.6 | 0.347 |
| MELD score at discharge, mean ±SD | 13.5 ± 8.9 | 13.0 ± 8.8 | 21.4 ± 6.3 | < 0.001 | 12.6 ± 8.8 | 19.0 ± 7.2 | < 0.001 | 12.4 ± 8.9 | 17.7 ± 7.4 | 0.060 |
| NLR at discharge, mean ±SD | 4.19 ± 5.68 | 3.95 ± 4.96 | 8.17 ± 12.1 | < 0.001 | 3.67 ± 4.44 | 7.17 ± 9.72 | < 0.001 | 3.47 ± 4.28 | 6.80 ± 8.62 | < 0.001 |
| Ammonia at discharge (μmol/L), mean ±SD | 71.2 ± 33.7 | 71.2 ± 34.0 | 71.8 ± 30.7 | 0.934 | 71.8 ± 34.2 | 68.1 ± 30.5 | 0.429 | 70.6 ± 31.3 | 73.5 ± 41.2 | 0.466 |
| The cause of readmission, n (%) | ||||||||||
| Hepatic encephalopathy | — | 15 (62.5) | — | 30 (47.6) | — | 48 (52.1) | ||||
| Volume-related | — | 5 (20.8) | — | 22 (34.9) | — | 20 (21.7) | ||||
| Other or > 1 complication | — | 4 (16.7) | — | 11 (17.4) | — | 24 (26.1) | ||||
Volume-related: ascites, edema, or spontaneous peritonitis. Other or >1 complication: hepatocellular carcinoma, variceal bleeding, hepatic hydrothorax, acute kidney injury, and electrolyte abnormalities or more than one complication.
MELD, model for end-stage liver disease; NLR, neutrophil-to-lymphocyte ratio.