Table 1: Patient characteristics.

Group/ Characteristics Group FOA
(n=47)
Group OA
(n=47)
p
Gender: male/female 19/28 19/28 1.000
Age (years) 49.81 ± 16.01 [16 - 82] 54.81 ±15.22 [21 - 77] 0.124
BMI (kg/m2) 20.4 ± 2.4 [15.78 - 25.39] 21.71 ± 2.50 [17.67 - 28.89] 0.977
ASA: I/II/III 37/8/2 40/5/2 0.667

Results: mean ±SD; analysis by Student’s t test or χ2