Table 3.
Postoperative outcomes
| Characteristics | Ringer’s acetate (n = 75) | Ringer’s lactate (n = 73) | p value* |
|---|---|---|---|
| Occurrence of arrhythmia, n (%) | 24 (32.0) | 39 (53.4) | 0.008 |
| Acute kidney injury, n (%)# | 11 (14.7) | 10 (13.7) | 0.866 |
| Risk | 10 | 8 | 0.901 |
| Injury | 1 | 1 | |
| Failure | 0 | 1 | |
| New neurological deficit, med (IQR) | 4 (5.3) | 7 (9.6) | 0.324 |
| Critical illness polyneuropathy | 0 | 1 | |
| Ischemic stroke | 4 | 5 | |
| Peripheral nerve lesion | 0 | 1 | |
| Coronary angiography, n (%) | 2 (2.7) | 5 (6.9) | 0.272 |
| Postoperative drainage output | 950 (550–1200) | 1000 (560–1320) | 0.415 |
| Received blood product transfusion, n (%) | 24 (32.0) | 19 (26.0) | 0.424 |
| Postoperative infection, n (%) | 4 (5.3) | 3 (4.1) | 1.000 |
| Other complications, n (%) | 8 (10.7) | 4 (5.5) | 0.368 |
| Delirium | 1 | 0 | |
| Pneumothorax | 2 | 0 | |
| Significant pleural effusion | 2 | 1 | |
| Skin rash | 1 | 1 | |
| Transient hypoxemia | 2 | 2 | |
| Surgical re-exploration needed, n (%) | 2 (2.7) | 6 (8.2) | 0.166 |
| Need for postoperative mechanical circulatory support, n (%) | 0(0.0) | 2 (2.7)+ | 0.242 |
| Length of stay [days], med (IQR) | |||
| ICU | 0.9 (0.7–0.9) | 0.9 (0.8–0.9) | 0.494 |
| IMC | 0.0 (0.0–0.0) | 0.0 (0.0–1.0) | 0.362 |
| Hospital | 9.0 (8.0–12.0) | 9.0 (8.0–10.2) | 0.425 |
| In-hospital mortality | 0 | 0 | |
#According to the RIFLE criteria
*Wilcoxon rank sum test for continuous and Fisher’s exact test for categorical variables between the Ringer’s acetate and Ringer’s lactate study groups
+One patient arrived with IABP from the OR, and one patient needed veno-arterial ECMO support in ICU