Table 1 Characteristics of the patients in the two treatment groups

Age (year)

41.61 ± 9.28

37.84 ± 9.11

(t) 1.676

0.098

Women^†

19 (86.4)

16 (76.2)

(X²) 0.734

0.457^§

Weight (kg)

84.73 ± 17.73

81.30 ± 16.73

(t) 0.664

0.418

Height (cm)

163.11 ± 7.05

162.15 ± 5.62

(t) 0.619

0.538

BMI (kg/m²)

31.89 ± 6.72

30.96 ± 6.40

(t) 0.582

0.562

BMI categories

 Normal weight^†

3 (13.6)

4 (19.0)

(X²) 1.323

0.724

 Overweight^†

9 (40.9)

7 (33.4)

 Obesity^†

6 (27.3)

8 (38.1)

 Morbid obesity^†

4 (18.2)

2 (9.5)

Duration of the symptoms (months)

7.44 ± 4.34

8.39 ± 4.86

(t) − 0.847

0.400

Bilaterally^†

12 (54.5)

12 (57.1)

(X²) 0.029

0.864

Side (right/left)^‡

19/15 (55.9/44.1)

16/17 (48.5/51.5)

(X²) 0.367

0.628