Cases group

(N = 50)

Control group

(N = 50)

P-value

CSA (mm²)

18.98 ± 5.66

7.6 ± 1.32

<0.001*

PB (mm)

4.31 ± 0.85

2.6 ± 0.62

<0.001*

FR

2.89 ± 0.68

2.76 ± 0.55

0.243