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Table 1 Clinical characteristics of the patients in both groups

From: Continuous spinal anaesthesia versus ultrasound-guided combined psoas compartment-sciatic nerve block for hip replacement surgery in elderly high-risk patients: a prospective randomised study

  CSA group (n = 35) PCSNB group (n = 35)
Age (years) 73.34 ± 6.31 72.94 ± 7.55
Weight (kg) 69.69 ± 14.01 74.4 ± 15.78
Height (cm) 164.80 ± 7.21 165.77 ± 5.91
Female/Male 17/18 14/21
ASA III/IV 26/9 27/8
LV ejection fraction (%) 40.71 ± 4.71 40.28 ± 4.68
Charlson comorbidity index 4.54 ± 0.85 4.37 ± 1.00
Additional diseases n (%)   
Hypertension 20 (57.1) 22 (62.8)
Diabetes Mellitus 10 (28.5) 12 (34.2)
Coronary heart disease 9 (25.7) 11 (31.4)
Chronic renal failure 2 (5.7) 3 (8.5)
Chronic obstructive pulmonary disease 4 (11.4) 3 (8.5)
Cerebrovascular disease 2 (5.7) 1 (2.8)
  1. Results expressed as mean ± SD or n (%).