Table 2 Univariate and multivariate linear regression analysis between sarcopenia/obesity status and physical functions

SPPB

Unadjusted model

Adjusted model*

Coefficient

t value

P value

Coefficient

t value

P value

Non-sarcopenia/Non-obesity

Reference

Reference

Non-sarcopenia/Obesity

-0.052

-1.40

0.161

-0.087

-2.69

0.007

Sarcopenia/Non-obesity

-0.086

-2.32

0.021

-0.087

-2.65

0.008

Sarcopenia/Obesity

-0.121

-3.33

<0.001

-0.120

-3.74

<0.001

Age

-0.396

-12.33

<0.001

Male sex

0.224

6.92

<0.001

6MWD

Unadjusted model

Adjusted model*

Coefficient

t value

P value

Coefficient

t value

P value

Non-sarcopenia/Non-obesity

Reference

Reference

Non-sarcopenia/Obesity

-29.87

-2.64

0.008

-40.43

-4.16

<0.001

Sarcopenia/Non-obesity

-34.25

-2.64

0.008

-30.78

-2.82

0.005

Sarcopenia/Obesity

-83.58

-3.41

<0.001

-77.42

-3.61

<0.001

Age

-6.70

-12.97

<0.001

Male sex

58.45

7.17

<0.001