Table 2 Comparison of the muscle areas

Pectoralis major area, cm²

19.06 ± 5.36

13.25 ± 3.71

 < 0.001

Pectoralis minor area, cm²

6.81 ± 2.03

5.95 ± 1.81

0.001

Pectoralis subcutaneous fat area, cm²

25.91 ± 13.23

18.79 ± 10.81

 < 0.001

Diaphragmatic dome area, cm²

61.02 ± 22.83

53.61 ± 23.03

 < 0.001

Musculus serratus anterior area, cm²

28.03 ± 14.95

16.76 ± 12.69

 < 0.001

Intercostal muscle area, cm²

12.36 ± 6.64

7.15 ± 5.60

 < 0.001

Paravertebral muscle area, cm²

14.8 ± 4.35

13.33 ± 4.27

0.007

Paravertebral subcutaneous fat area, cm²

12.57 ± 5.09

10.14 ± 6.94

0.001