Table 2 Baseline characteristics of patients in the volume group and the dobutamine group
| Â | Volume group | Dobutamine group |
|---|---|---|
Number of patients | 25 | 25 |
Male (%) | 69 | 76 |
Age | 69.9 ± 8.4 | 67.6 ± 7.5 |
Acute Physiology and Chronic Health Evaluation II score | 14.4 ± 6.2 | 12.4 ± 6.5 |
Risk Scoring System (points) | 4.25 ± 1.22 | 4.44 ± 1.53 |
Aged > 60 years | 23 (92%) | 20 (80%) |
Cancer | 24 (96%) | 25 (100%) |
Arterial hypertension | 16 (64%) | 13 (52%) |
Coronary artery disease | 6 (24%) | 5 (20%) |
Diabetes mellitus | 5 (20%) | 2 (8%) |
Chronic obstructive pulmonary disease | 4 (16%) | 0 (0%) |
Arrhythmia | 3 (12%) | 2 (8%) |
Cerebral vascular accident | 1 (4%) | 0 (0%) |
Compensated heart failure | 2 (8%) | 3 (12%) |
Chronic renal failure | 0 (0%) | 1 (4%) |
Type of surgery | Â | Â |
   Colorectal | 9 | 5 |
   Hepatobiliary | 1 | 1 |
   Duodenopancreatectomy | 2 | 5 |
   Esofagectomy | 1 | 3 |
   Gastrectomy | 6 | 5 |
   Urology | 5 | 4 |
   Other | 1 | 2 |