From: Handgrip strength, depression, and all-cause mortality in Korean older adults
 | Depression status | |||||
---|---|---|---|---|---|---|
Men | Â | Women | Â | |||
Not-depressed | Depressed | P value | Not-depressed | Depressed | P value | |
N | 4816 | 1180 | Â | 5664 | 2241 | Â |
Age (years) | 68.15 ± 6.24 | 70.61 ± 7.23 | < 0.001 | 69.33 ± 7.07 | 72.51 ± 7.57 | < 0.001 |
BMI (kg/m2) | 23.44 ± 2.84 | 23.00.03 ± 3.27 | 0.004 | 24.20 ± 3.34 | 24.14 ± 3.64 | 0.047 |
aEducation, n (%) | ||||||
 0–3 years | 471 (9.8) | 234 (19.8) | < 0.001 | 1915 (33.8) | 1216 (54.2) | < 0.001 |
 4–6 years | 1478 (30.7) | 412 (34.9) | 2113 (37.3) | 674 (30.0) | ||
  ≥ 7 years | 2787 (57.9) | 500 (42.4) | 1478 (26.1) | 278 (12.4) | ||
Income (10,000 won) | 188.41 ± 206.03 | 122.72 ± 133.09 | < 0.001 | 155.01 ± 1188.88 | 102.76 ± 122.40 | < 0.001 |
Marital status, n (%) | ||||||
 Single/married not living with anyone | 226 (4.7) | 131 (11.1) | < 0.001 | 1208 (21.3) | 767 (34.2) | < 0.001 |
 Married/living with someone | 4590 (95.3) | 1050 (88.9) | 4456 (78.7) | 1474 (65.8) | ||
Past/current smokers, n (%) | 3228 (67.0) | 906 (76.8) | < 0.001 | 250 (4.4) | 233 (10.4) | < 0.001 |
bAlcohol consumption, n (%) | ||||||
 No drinking | 1879 (39.0) | 627 (53.1) | < 0.001 | 4396 (77.6) | 1833 (81.8) | < 0.001 |
 two times a week (or more) | 1691 (35.1) | 327 (27.7) | 265 (4.7) | 110 (4.9) |  | |
Nutrition score | 2.25 ± 2.54 | 5.21 ± 3.54 | < 0.001 | 2.60 ± 2.79 | 5.56 ± 3.55 | < 0.001 |
Number of comorbidity | 1.31 ± 1.27 | 1.91 ± 1.44 | < 0.001 | 1.87 ± 1.52 | 2.52 ± 1.60 | < 0.001 |
K-ADL (score) | 7.08 ± 0.58 | 7.65 ± 1.91 | < 0.001 | 7.09 ± 0.57 | 7.40 ± 1.40 | < 0.001 |
SGDS-K (score) | 2.21 ± 2.33 | 10.94 ± 2.23 | < 0.001 | 2.87 ± 2.53 | 11.06 ± 2.23 | < 0.001 |
MMSE-KC (score) | 26.21 ± 3.01 | 23.72 ± 4.46 | < 0.001 | 23.95 ± 4.05 | 20.90 ± 4.93 | < 0.001 |
Death, n (%) | 249 (5.2) | 181 (15.3) | < 0.001 | 144 (2.5) | 122 (5.4) | < 0.001 |
Absolute Handgrip strength (kg) | 32.12 ± 7.15 | 27.30 ± 8.01 | < 0.001 | 19.98 ± 5.12 | 16.94 ± 5.04 | < 0.001 |
Relative Handgrip strength (kg/BMI) | 2.66 ± 0.61 | 2.32 ± 0.70 | < 0.001 | 1.59 ± 0.44 | 1.36 ± 0.44 | < 0.001 |
Physical activity (Mets/week) | 2122.6 ± 2148.0 | 1079.2 ± 1242.7 | < 0.001 | 1418.7 ± 1684.8 | 907.2 ± 1242.7 | < 0.001 |