Table 1 Preoperative and intraoperative characteristics

Preoperatively (n = 32)

 Age (years)

68 (8)

 Weight (kg)

86 (19)

 Height (cm)

171 (9)

 BMI (kg m2)

29 (5)

 Patients receiving antihypertensives

18 {56}

 Patients receiving opioids

7 {22}

 Patients with DM type II

2 {6}

 Patients with cardiovascular disease

21 {66}

 Patients with ASA score I-II

30 {94}

 Patients with ASA score III

2 {6}

 Preoperative hemoglobin (mmol/L)

8.6 (0.6)

 Preoperative CRP (mmol/L)

2 (2)

 Preoperative pain in supine position (VRS)

0 [0]

 Preoperative pain in sitting position (VRS)

0 [0]

 Preoperative pain in standing position (VRS)

0 [1]

Intraoperative (n = 32)

 Surgery duration (min)

58 (8)

 Bleeding (mL)

0 [25]

 Intraoperative fluid balance (mL)

893 (281)

 Ringer acetate (mL)

632 (211)

 Propofol (mg)

126 [263]

 Ephedrine (mg)

0 [10]

 Phenylephrine (mg)

0 [0]

 Sufentanil (microgram)

0 [10]