Table 1 Baseline characteristics of the study population (ITT analysis)
|  | Crystalloid group (n = 66) | Colloid group (n = 130) | Control group (n = 130) |
|---|---|---|---|
Age (years) | 68 (55–77) | 71 (62–75) | 72 (60–76) |
Female (n, %) | 41 (62%) | 81 (62%) | 86 (66%) |
Body height (cm) | 169 (161–178) | 168 (163–175) | 166 (160–171) |
Body weight (kg) | 79 (68–90) | 79 (64–90) | 76 (65–85) |
BMI (kg/m2) | 27.6 (24.4–31.1) | 27.8 (23.8–32.1) | 27.4 (24.7–30.1) |
CCS [44] | 2 (1–4) | 3 (2–4) | 3 (2–5) |
ASA score | 2 (2–3) | 2 (2–3) | 2 (2–3) |