Model

Independent

Variables

R

R²

unstandardized coefficients

Standardized

coefficients

t

p-value

B

St. Error

β

BF %

1

(Constant)

0.80

0.65

1.14

1.18

0.91

0.34

BMI

0.95

0.05

0.80

19.74

0.000

SRT (cm)

1

(Constant)

0.20

0.04

10.24

2.39

4.29

0.000

BMI

0.29

0.09

0.20

2.94

0.004

CUT (count/min)

1

Constant

0.30

0.09

26.26

0.66

39.99

0.000

IPAQ

0.001

0.00

0.30

4.53

0.000

2

Constant

0.39

0.15

−3.98

7.48

−0.53

0.595

IPAQ

0.001

0.00

0.28

4.41

0.000

Age

1.46

0.36

0.26

4.06

0.000

3

(Constant)

0.42

0.17

−35.00

15.38

−2.28

0.024

IPAQ

0.001

0.00

0.26

4.03

0.000

Age

1.37

0.36

0.24

3.82

0.000

Height

0.21

0.09

0.15

2.30

0.022

CRF (Predicted VO₂ max) (ml/kg/min)

1

(Constant)

0.31

0.10

45.33

1.24

36.61

0.000

BMI

−0.24

0.05

−0.31

−4.75

0.000

2

(Constant)

0.35

0.13

45.05

1.225

36.76

0.000

BMI

−0.25

0.05

−0.33

−5.04

0.000

IPAQ

0.001

0.00

0.17

2.68

0.000