Table 2 Intraoperative data

Duration of surgery [min]

180 [160–205]

175 [150–205]

0.058

Induction bolus of propofol [mg]

200 [160–200]

200 [70–200]

0.962

Depth of sedation [BIS]

39 [35–43]

40 [37–43]

0.13

Blood loss [ml]

800 [600–1200]

800 [600–1000]

0.032

Minimum Hb level [g·dl⁻¹]

11.1 [9.1–12.1]

11.9 [10.6–12.5]

0.17

Amount of crystalloid fluid [ml]

4500 [4000–5000]

4500 [4000–5000]

0.507

Amount of colloid fluid [ml]

0 [0–500]

0 [0–500]

0.185

Body temperature [°C]

35.9 [35.5–36.1]

36.0 [35.6–36.3]

 < 0.001

Number of pain ratings with NRS > 3

1.0 [0–2]

0.5 [0–1]

0.348

Hb after 24 h [g·dl⁻¹]

11.4 [10.5–12.1]

11.4 [10.6–12.1]

0.751