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Table 1 Patients, type of surgery and intraoperative EIT belt positions in major open upper abdominal surgery

From: Electrical impedance tomography during major open upper abdominal surgery: a pilot-study

Number of patients 14
Female 4 (29%)
Age 66 ± 10
Height (cm) 175 ± 9
Body Mass Index (kg m−2) 25 ± 5
Thoracic epidural anesthesia 13 (93%)
Type of surgery  
Liver resection 5 (36%)
Whipple’s operation 5 (36%)
Gastrectomy 3 (21%)
Hemicolectomy 1 (7%)
Incision  
Transverse laparotomy 5 (36%)
Transverse laparotomy with upper midline laparotomy 8 (57%)
Midline laparotomy 1 (7%)
Use of Retractors 12 (86%)
Rib retractor (Rochard) 11 (79%)
Bookwalter Retractor 1 (7%)
Belt position  
Intercostal space II 4 (29%)
Intercostal space III 3 (21%)
Intercostal space IV 7 (50%)
Thorax circumference (cm) 104 ± 11
Belt size (M/L/XL/XXL)a 5/5/2/2 (36/36/14/14)
  1. Values are total numbers and percentage in parenthesis or mean ± standard deviation. aBelt sizes were selected according to measured thorax circumference: M (90-100 cm), L (100-110 cm), XL (110-120 cm) and XXL (120-130 cm).