Korean Journal of Family Practice

Table. 1.

General characteristics of the study population by sex (n=9,589)

Variable Male (n=4,144) Female (n=5,445) P-value
Age (y) 45.86±0.35 47.36±0.34 <0.001
19–29 19.44 (0.94) 17.44 (0.80) <0.001
30–39 19.09 (0.87) 17.97 (0.80)
40–49 20.77 (0.84) 20.19 (0.67)
50–59 20.26 (0.72) 19.72 (0.64)
60–69 10.36 (0.46) 12.94 (0.47)
≥70 10.09 (0.52) 11.74 (0.55)
Education <0.001
Below elementary 16.35 (0.76) 26.11 (0.93)
Middle school 26.25 (0.86) 27.11 (0.85)
High school 15.02 (0.70) 15.78 (0.61)
Above university 42.38 (1.20) 31.00 (1.12)
Living arrangement 0.0813
Not alone 90.19 (0.75) 91.30 (0.50)
Alone 9.81 (0.75) 8.70 (0.50)
Marital status 0.3693
No 33.86 (1.09) 34.85 (0.97)
Yes 66.14 (1.09) 65.15 (0.97)
Body mass index (kg/m2) 24.47±0.63 23.24±0.66 <0.001
Smoking <0.001
Never 29.35 (0.86) 90.83 (0.45)
Ex 34.88 (0.83) 4.59 (0.33)
Current 35.76 (0.91) 4.59 (0.35)
Alcohol (g/day) <0.001
0 14.93 (0.66) 30.67 (0.78)
1–15 51.05 (0.90) 62.18 (0.84)
15–30 12.42 (0.61) 3.93 (0.33)
≥30 21.59 (0.80) 3.21 (0.29)
Physical activity (METs/week) 1,316.17±48.21 906.32±25.47 <0.001
Total energy intake (kcal/day) 2,397.34±23.20 1,702.21±13.12 <0.001
Hypertension 28.59 (0.86) 22.07 (0.74) <0.001
Hypercholesterolemia 16.90 (0.66) 20.56 (0.63) <0.001
Diabetes mellitus 11.26 (0.52) 8.58 (0.48) <0.001
Depressive symptoms 9.36 (0.52) 14.87 (0.62) <0.001
Suicide ideation 4.12 (0.39) 5.15 (0.50) 0.0384
Hand grip strength (kg) 41.03±0.18 24.37±0.09 <0.001

Values are presented as means±standard error for continuous variables or % (standard error) for categorical variables.

P-values by chi-square test or t-test.

Korean J Fam Pract 2021;11:338~344 https://doi.org/10.21215/kjfp.2021.11.5.338
© KJFP