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Table 1 Basic characteristics

From: Using clinical parameters to guide fluid therapy in high-risk thoracic surgery. A retrospective, observational study

  Before group (n = 18) After group (n = 12) p value
Age (years) a 62 (47; 68) 58 (43; 67) 0.19
Gender c    1.00
 Female 5 (28) 3 (25)  
 Male 13 (72) 9 (75)  
Weight (kg) b 82 (74; 89) 83 (72; 94) 0.83
Height (cm) b 176 (172; 180) 178 (172; 184) 0.48
BMI > 30 c 2 (11) 2 (17) 1.0
Smoking status c    1.0
 Current 4 (22) 2 (17)  
 Former 7 (39) 5 (41)  
 Never 6 (33) 5 (42)  
 Data missing 1 (6) 0  
ASA-classification c    1.0
 ASA I 1 (6) 0  
 ASA II 12 (67) 8 (67)  
 ASA III 5 (28) 4 (33)  
Comorbidity c    
 COPD 0 0  
 Hypertension 4 (22) 3 (25)  
 IHD 1 (6) 0  
 DM 1 (6) 2 (17)  
Resection sidec    0.71
 Right 8 (44) 7 (58)  
 Left 10 (56) 5 (42)  
TNM-classificationc Pre-operative Postoperative Pre-operative Postoperative  
 T1N0M0 2 (6) 0 0 0  
 T2N0M0 12 (67) 3 (17) 9 (75) 1 (8)  
 T3N0M0 4 (22) 12 (67) 1 (8) 3 (25)  
 T3N1M0 0 0 0 2 (17)  
 T3N2M0 0 1 (6) 1 (8) 5 (42)  
 T4N0M0 0 1 (6) 1 (8) 1 (8)  
 T4N1M0 0 1 (6) 0 0  
Preoperative FEV1b (% of expected) 87 [80; 94] 77 [68; 85] 0.07
Preoperative DLCOb (% of expected) 71 [66; 76] 71 [63; 78] 0.93
  1. ASA American Society of Anesthesiologists; BMI Body Mass Index; cm centimetres; COPD Chronic Obstructive Pulmonary Disease; DLCO Diffusing Capacity for Carbon Monoxide; DM Diabetes Mellitus; FEV1 Forced Expiratory Volume in one second; IHD Ischemic Heart Disease; kg kilograms; TNM Tumour, Node, Metastasis International Staging System for Lung Cancer
  2. aMedian (range), bMean (95 % confidence interval), cNumber of patients (group percentage)