Table 3 Baseline characteristics of the 13,394 male workers according to the number of risk factors (Japan, 1995)
From: Long-term effects of lifestyle on multiple risk factors in male workers
Baseline characteristics | Total | Number of risk factors in 1995 | ||||
|---|---|---|---|---|---|---|
0 | 1 | 2 | 3 | 4 | ||
Number of subjects | 13,394 | 6,917 | 4,129 | 1,843 | 479 | 26 |
Age (years)a | 40.6 (7.9) | 39.6 (8.3) | 41.5 (7.4) | 41.7 (7.1) | 43.0 (6.8) | 45.4 (6.9) |
Ten-year categoriesb | ||||||
20–29 | 1,417 (10.6) | 970 (14.0) | 316 (7.7) | 110 (6.0) | 20 (4.2) | 1 (3.8) |
30–39 | 4,028 (30.1) | 2,195 (30.1) | 1,174 (31.7) | 541 (28.4) | 115 (24.0) | 3 (11.5) |
40–49 | 6,512 (48.6) | 3,079 (48.6) | 2,156 (44.5) | 991 (52.2) | 272 (56.8) | 14 (53.8) |
50–59 | 1,437 (10.7) | 673 (10.7) | 483 (9.7) | 201 (11.7) | 72 (15.0) | 8 (30.8) |
Risk factorsb | ||||||
Obesity | 2,829 (21.1) | 0 (0.0) | 1,000 (24.2) | 1,348 (73.1) | 455 (95.0) | 26 (100.0) |
Hypertension | 1,965 (14.7) | 0 (0.0) | 781 (18.9) | 737 (40.0) | 421 (87.9) | 26 (100.0) |
Dyslipidemia | 4,208 (31.4) | 0 (0.0) | 2,255 (54.6) | 1,462 (79.3) | 465 (97.1) | 26 (100.0) |
Hyperglycemia | 354 (2.6) | 0 (0.0) | 93 (2.3) | 139 (7.5) | 96 (20.0) | 26 (100.0) |
Health practicesb | ||||||
Not smoking | 6,025 (45.0) | 3,251 (47.0) | 1,747 (42.3) | 775 (42.1) | 238 (49.7) | 14 (53.8) |
Not drinking more than 46 g ethanol per day | 12,735 (95.1) | 6,666 (96.4) | 3,877 (93.9) | 1,715 (93.1) | 453 (94.6) | 24 (92.3) |
Eating breakfast every morning | 10,209 (76.2) | 5,299 (76.6) | 3,159 (76.5) | 1,370 (74.3) | 366 (76.4) | 15 (57.7) |
Sleeping 7–8 h per night | 6,356 (47.5) | 3,244 (46.9) | 2,033 (49.2) | 845 (45.8) | 219 (45.7) | 15 (57.7) |
Working 9 h or less per day | 5,097 (38.1) | 2,659 (38.4) | 1,562 (37.8) | 689 (37.4) | 175 (36.5) | 12 (46.2) |
Exercising at least twice a week | 2,126 (15.9) | 1,154 (16.7) | 637 (15.4) | 261 (14.2) | 70 (14.6) | 4 (15.4) |
Eating a nutritionally balanced diet | 4,883 (36.5) | 2,527 (36.5) | 1,536 (37.2) | 650 (35.3) | 159 (33.2) | 11 (42.3) |
Keeping a moderate level of mental stress | 6,629 (49.5) | 3,486 (50.4) | 2,043 (49.5) | 877 (47.6) | 213 (44.5) | 10 (38.5) |
Health Practice Index (HPI)a | 4.05 (1.52) | 4.09 (1.52) | 4.04 (1.5) | 3.93 (1.53) | 4.05 (1.43) | 4.11 (1.64) |
HPI categoryb | ||||||
Good (6–8) | 2,324 (17.4) | 1,257 (18.2) | 702 (17.0) | 288 (15.6) | 72 (15.0) | 5 (19.2) |
Moderate (4–5) | 5,923 (44.2) | 3,117 (45.1) | 1,815 (44.0) | 774 (42.0) | 207 (43.2) | 10 (38.5) |
Poor (0–3) | 5,147 (38.4) | 2,543 (36.8) | 1,612 (39.0) | 781 (42.4) | 200 (41.8) | 11 (42.3) |