Table 1 Baseline characteristics
|  | Colloid (n = 27) | Crystalloid (n = 29) | ||
|---|---|---|---|---|
Morphometrics | ||||
 Age, yrs | 65 | [range 53, 69] | 61 | [range 53, 68] |
 BMI, kg−2 | 25 | (3) | 24 | (3) |
 Sex | ||||
  Men, No (%) | 16 | (59) | 16 | (55) |
  Women, No (%) | 11 | (41) | 13 | (45) |
ASA | ||||
 I, No. (%) | 3 | (11) | 2 | (7) |
 II, No. (%) | 15 | (56) | 17 | (59) |
 III, No. (%) | 9 | (33) | 10 | (34) |
RCRI | ||||
 1 Point, (%) | 24 | (89) | 26 | (90) |
 2 Point, (%) | 3 | (11) | 3 | (10) |
Comorbidities | ||||
 Pulmonary Disease, No. (%) | 4 | (15) | 4 | (14) |
 Hypertension, No. (%) | 11 | (41) | 13 | (45) |
 Neurological Disease, No. (%) | 2 | (7) | 3 | (10) |
 Diabetes, No. (%) | 3 | (11) | 1 | (3) |
Long-Term Medication | ||||
 Beta Blocker, No. (%) | 7 | (26) | 6 | (21) |
 ACE Inhibitor/AT1-Blocker, No. (%) | 8 | (30) | 7 | (24) |
 Calcium antagonist, No. (%) | 3 | (11) | 1 | (3) |
 Alpha Blocker, No. (%) | 1 | (4) | 1 | (3) |
 Oral Antidiabetic, No. (%) | 1 | (4) | 1 | (3) |
 Insulin use, No. (%) | 1 | (4) | 0 | (0) |
Type of Surgery | ||||
 Pancreatic Surgery, No. (%) | 4 | (15) | 9 | (31) |
 Hepatic Surgery, No. (%) | 13 | (48) | 10 | (34) |
 Colorectal Surgery, No. (%) | 9 | (33) | 9 | (31) |
 Other, No. (%) | 1 | (4) | 1 | (3) |
Preoperative Laboratory Values | ||||
 Creatinine, mg/dL | 0.8 | [0.65, 0.92] | 0.72 | [0.63, 0.84] |
 Haemoglobin, g/dL | 13.2 | [11.9, 14.0] | 13.3 | [11.6, 14.3] |
 Haematocrit, % | 38.1 | ± 3.5 | 38.8 | ± 3.4 |
 aPPT, sec | 33.5 | ± 2.9 | 32.9 | ± 3.7 |