Table 2 Means and standard deviations of demographic characteristics and normality distribution

age (y)

63.60 ± 3.56

59.87 ± 2.99

0.011

height (cm)

170.33 ± 8.78

171.47 ± 7.42

0.458

weight (kg)

77.13 ± 14.71

78.60 ± 11.84

0.980

body mass index (kg/m²)

26.39 ± 3.17

26.59 ± 2.25

0.034

WHR(cm)

0.96 ± 0.06

0.96 ± 0.07

0.943

Craniovertebral angle (deg)

44.67 ± 0.48

43.47 ± 0.64

0.051

Thoracic kyphosis curve (deg)

45.81 ± 7.10

43.54 ± 5.76

0.385

FVC (lit/sec)

5.63 ± 0.63

5.86 ± 0.49

0.258

FEV1 (lit/sec)

5.09 ± 0.55

5.38 ± 0.44

0.788

FEV1/FVC (%)

90.60 ± 4.09

92.33 ± 4.22

0.163

SPO₂ (%)

95.33 ± 1.34

95.20 ± 1.82

0.575

chest circumference (cm)

100.73 ± 7.85

99.33 ± 8.30

0.198

chest depth (cm)

21.20 ± 2.00

21.07 ± 1.62

0.127

chest width (cm)

31.00 ± 4.14

30.60 ± 2.29

0.255