Table 1 Characteristics of study participants by depression status.
Characteristic | No Depressive SymptomsCES-D <15 (n = 6326) | Depressive SymptomsCES-D ≥16 (n = 525 ) | p -value |
---|---|---|---|
Mean ± SD or N(%) | |||
Age (years) | 42.4 ± 13.1 | 38.7 ± 11.2 | <0.001 |
Gender | 0.086 | ||
Male | 3236 (91.8) | 289 (8.2) | |
Female | 3090 (92.9) | 236 (7.1) | |
Married | 0.236 | ||
Yes | 5861 (92.4) | 479 (7.6) | |
No | 465 (91.0) | 46 (9.0) | |
Heavy alcohol consumption | 0.625 | ||
Yes | 170 (91.4) | 16 (8.6) | |
No | 6156 (92.4) | 509 (7.6) | |
Income, ¥/month | 0.005 | ||
<¥3000 | 2533 (91.4) | 239 (8.6) | |
¥3000–4999 | 3226 (92.6) | 257 (7.4) | |
≥¥5000 | 567 (95.1) | 29 (4.9) | |
Education level | 0.162 | ||
Illiteracy/primary | 230 (93.1) | 17 (6.9) | |
Middle school | 2291 (93.1) | 170 (6.9) | |
College/University | 3805 (91.8) | 338 (8.2) | |
Previous history of disease | |||
Myocardial infarction | 35 (92.1) | 3 (7.9) | 0.957 |
Stroke | 101 (91.0) | 10 (9.0) | 0.591 |
Cancer | 87 (96.7) | 3 (3.3) | 0.120 |
Smoking | 0.002 | ||
Ideal (never) | 4702 (93.0) | 355 (7.0) | |
Intermediate (former) | 49 (94.2) | 3 (5.8) | |
Poor(current smoker) | 1575 (90.4) | 167 (9.6) | |
BMI | 0.147 | ||
Ideal(<25 kg/m2) | 3706 (91.9) | 326 (8.1) | |
Intermediate(25–29.99 kg/m2) | 2149 (92.7) | 170 (7.3) | |
Poor (≥30 kg/m2) | 471 (94.2) | 29 (5.8) | |
Physical activity | <0.001 | ||
Ideal⊕ | 3350 (94.2) | 206 (5.8) | |
Intermediate☆ | 553 (90.7) | 57 (9.3) | |
Poor (0 min/wk) | 2423 (90.2) | 262 (9.8) | |
Diet | <0.001 | ||
Ideal (3–4 of components) | 1343 (95.1) | 69 (4.9) | |
Intermediate(2 of components) | 3636 (93.1) | 268 (6.9) | |
Poor (0–1 of components) | 1347 (87.7) | 188 (12.2) | |
Total cholesterol | 0.332 | ||
Ideal (<200 mg/dl) | 5028 (92.1) | 431 (7.9) | |
Intermediate (200–239 mg/dl) | 1085 (93.4) | 77 (6.6) | |
Poor (≥240 mg/dl)* | 213 (92.6) | 17 (7.4) | |
Blood pressure | <0.001 | ||
Ideal (<120/80 mmHg) | 2310 (90.6) | 240 (9.4) | |
Intermediate (SBP129–139 or DBP80–90 mmHg) | 3083 (92.8) | 239 (7.2) | |
Poor (SBP ≥ 140 or DBP > 90 mmHg)† | 933 (95.3) | 46 (4.7) | |
Fasting blood glucose | 0.009 | ||
Ideal (<100 mg/dl) | 5053 (91.9) | 447 (8.1) | |
Intermediate (100–125 mg/dl) | 976 (93.8) | 64 (6.1) | |
Poor (≥126 mg/dl)‡ | 297 (95.5) | 14 (4.5) |