|
| | Total | MRI abnormality | No MRI abnormality | P valu |
|
| Number | 1933 | 144 | 1789 | |
| Age (years)‡ | 60.6±12.5 | 62.7±11.5 | 60.4±12.6 | 0.039 |
| Male (N, %) | 967 (50.0) | 97 (67.4) | 870 (48.6) | <.0001 |
| History of stroke (N, %) | 63 (3.3) | 4 (2.8) | 59 (3.3) | 1.000† |
| History of hypertension (N, %) | 546 (28.3) | 52 (36.1) | 494 (27.6) | 0.029 |
| History of ischemic heart disease (N, %) | 66 (3.4) | 8 (5.6) | 58 (3.2) | 0.149† |
| History of hyperlipidemia (N, %) | 403 (20.9) | 29 (20.1) | 374 (20.9) | 0.828 |
| History of diabetes mellitus (N, %) | 134 (6.9) | 10 (6.9) | 124 (6.9) | 0.995 |
| History of renal disease (N, %) | 55 (2.9) | 5 (3.5) | 50 (2.8) | 0.599† |
| History of liver disease (N, %) | 66 (3.4) | 3 (2.1) | 63 (3.5) | 0.478† |
| History of peptic ulcer (N, %) | 239 (12.4) | 17 (11.8) | 222 (12.4) | 0.832 |
| History of tuberculosis or pleuritis (N, %) | 57 (3.0) | 4 (2.8) | 53 (3.0) | 1.000† |
| History of bronchial asthma (N, %) | 100 (5.2) | 24 (16.7) | 76 (4.3) | <.0001 |
| History of chronic bronchitis (N, %) | 41 (2.1) | 11 (7.6) | 30 (1.7) | <.0001† |
| History of osteoporosis (N, %) | 142 (7.4) | 12 (8.3) | 130 (7.3) | 0.637 |
| History of rheumatoid arthritis (N, %) | 27 (1.4) | 3 (2.1) | 24 (1.3) | 0.448† |
| History of gout or hyperuricemia (N, %) | 110 (5.7) | 15 (10.4) | 95 (5.3) | 0.011 |
| alcohol intake ≧23g/day (N, %) | 283 (14.6) | 25 (17.4) | 258 (14.4) | 0.337 |
| ex or current-smoker (N, %) | 779 (40.3) | 84 (58.3) | 695 (38.9) | <.0001 |
| education >9 years (N, %) | 1655 (85.6) | 119 (82.6) | 1536 (85.9) | 0.290 |
| obesity (N, %) | 381 (19.7) | 43 (29.9) | 338 (18.9) | 0.002 |
| physical activity<700,000METsmin/year(N, %) | 886 (45.8) | 56 (38.9) | 830 (46.4) | 0.082 |
| household income<5,500,000yen/year(N, %) | 889 (46.0) | 70 (48.6) | 819 (45.8) | 0.512 |
|
