Table 5 ORs of prevalence and factors associated with sarcopenia screened by finger-circle test on multivariate analyses

Age [40–49 years]

50–59

1.04 (0.82 to 1.33)

0.736

0.94 (0.68 to 1.29)

0.681

1.21 (0.83 to 1.77)

0.328

60–69

1.41 (1.13 to 1.75)

0.003

1.43 (1.07 to 1.90)

0.014

1.37 (0.96 to 1.96)

0.081

70–79

2.33 (1.87 to 2.90)

< 0.001

2.22 (1.68 to 2.94)

< 0.001

2.47 (1.73 to 3.50)

< 0.001

≥80

3.23 (2.44 to 4.26)

< 0.001

2.85 (1.98 to 4.11)

< 0.001

3.90 (2.53 to 6.02)

< 0.001

Sex [Men]

Women

0.96 (0.82 to 1.13)

0.626

0.97 (0.79 to 1.19)

0.783

0.93 (0.72 to 1.20)

0.557

BMI [18.5–24.9 kg/m²]

< 18.5

5.80 (4.81 to 7.00)

< 0.001

4.96 (3.88 to 6.34)

< 0.001

7.26 (5.42 to 9.72)

< 0.001

25.0–29.9

0.33 (0.26 to 0.41)

< 0.001

0.30 (0.22 to 0.40)

< 0.001

0.38 (0.27 to 0.53)

< 0.001

≥30

0.22 (0.12 to 0.39)

< 0.001

0.17 (0.07 to 0.39)

< 0.001

0.29 (0.13 to 0.68)

0.004

Alcohol status [Non-drinker]

Drinker

0.90 (0.77 to 1.04)

0.150

0.88 (0.73 to 1.07)

0.212

0.91 (0.72 to 1.14)

0.396

Smoking status [Never-smoker]

Past

1.21 (1.02 to 1.43)

0.033

1.07 (0.85 to 1.34)

0.578

1.42 (1.08 to 1.85)

0.011

Current

1.44 (1.18 to 1.76)

< 0.001

1.45 (1.13 to 1.86)

0.004

1.38 (1.02 to 1.93)

0.044

Living status [Living together]

Alone

0.92 (0.76 to 1.11)

0.372

0.87 (0.68 to 1.12)

0.297

1.01 (0.75 to 1.36)

0.973

Socioeconomic status [High]

Low

1.05 (0.92 to 1.20)

0.472

1.06 (0.89 to 1.27)

0.491

1.06 (0.85 to 1.31)

0.620

Self-reported health [Good]

Poor

1.45 (1.20 to 1.75)

< 0.001

1.28 (1.01 to 1.62)

0.046

1.77 (1.31 to 2.40)

< 0.001

Self-reported PF [Good]

Poor

0.90 (0.77 to 1.05)

0.186

0.93 (0.76 to 1.14)

0.473

0.86 (0.67 to 1.10)

0.229

Exercise habits per week [Yes]

No

1.03 (0.90 to 1.18)

0.674

1.05 (0.88 to 1.26)

0.573

0.99 (0.79 to 1.23)

0.898

Mastication function [Good]

Poor

1.06 (0.90 to 1.25)

0.490

1.17 (0.95 to 1.44)

0.132

0.90 (0.68 to 1.18)

0.438

Number of meals [≥3 times]

2

1.14 (0.93 to 1.39)

0.217

1.07 (0.82 to 1.39)

0.619

1.27 (0.92 to 1.75)

0.144

1

1.82 (1.00 to 3.32)

0.049

1.80 (0.88 to 3.68)

0.110

1.83 (0.61 to 5.52)

0.280

Sleep status [Good]

Poor

1.07 (0.91 to 1.26)

0.401

1.11 (0.91 to 1.36)

0.312

1.00 (0.77 to 1.30)

0.987

Short cognitive ability [Good]

Poor

1.18 (0.94 to 1.48)

0.147

1.17 (0.87 to 1.56)

0.296

1.23 (0.85 to 1.77)

0.277

Gait speed [Normal]

Slow

1.06 (0.91 to 1.23)

0.481

1.20 (0.98 to 1.47)

0.072

0.88 (0.69 to 1.12)

0.299