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Table 1 Demographic and surgical data

From: Spinal anesthesia for lengthy lower limb orthopedic surgeries: dexmedetomidine plus fentanyl versus dexmedetomidine

  Group D Group DF P
Age (year) 49 ± 16 53 ± 15 0.670
BMI (kg/m2) 30 ± 7 31 ± 7 0.750
Male n (%) 8 (36%) 4 (17%) 0.248
Female n (%) 15 (65%) 19 (83%) 0.493
Duration of surgery (h) 5.1 ± 1.2 4.8 ± 1.0 0.617
Surgical procedures n (%)
 1. Bilateral total knee arthroplasty 11 (48%) 9 (40%) 0.556
 2. Polytrauma, plates, interlocking nails 8 (35%) 7 (30%) 0.756
 3. Non-union, plate removal, Ilizarov, bone graft 4 (17%) 7 (30%) 0.305
  1. Data are in mean ± SD or number (percent). (n = 23)
  2. BMI body mass index, D dexmedetomidine, DF dexmedetomidine plus fentanyl
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