Table 2.
Participant characteristics by quartile of serum high-sensitivity CRP (80-year-old group)
| Q1 | Q2 | Q3 | Q4 | ||
|---|---|---|---|---|---|
| (0.050–0.212 mg/L) | (0.214–0.404 mg/L) | (0.409–0.892 mg/L) | (0.911–9.890 mg/L) | p for trend | |
| Number | 115 | 115 | 115 | 115 | |
| MoCA-J score, mean (SD) | 22.3 (3.9) | 22.2 (3.6) | 21.9 (3.5) | 21.6 (3.9) | 0.120 |
| Sex: male, n (%) | 47 (40.9) | 58 (50.4) | 55 (47.8) | 57 (49.6) | 0.260 |
| BMI (kg/m2), mean (SD) | 21.4 (3.0) | 22.3 (2.8) | 23.0 (2.9) | 22.9 (3.0) | < 0.001 |
| Education (years), mean (SD) | 10.9 (2.9) | 11.3 (3.1) | 11.4 (3.0) | 11.8 (2.8) | 0.006 |
| Smoking | |||||
| Past, n (%) | 34 (29.6) | 32 (27.8) | 42 (36.5) | 40 (34.8) | 0.352 |
| Current, n (%) | 4 (3.5) | 5 (4.3) | 3 (2.6) | 9 (7.8) | |
| Alcohol intake | |||||
| Moderate, n (%) | 35 (30.4) | 46 (40.0) | 38 (33.0) | 41 (35.7) | 0.995 |
| Excessive, n (%) | 2 (1.7) | 4 (3.5) | 2 (1.7) | 1 (0.9) | |
| Hypertension, n (%) | 87 (75.7) | 99 (86.1) | 101 (87.8) | 93 (80.9) | 0.430 |
| Diabetes mellitus, n (%) | 16 (13.9) | 11 (9.6) | 12 (10.4) | 21 (18.3) | 0.416 |
| Dyslipidemia, n (%) | 57 (49.6) | 67 (58.3) | 81 (70.4) | 74 (64.3) | 0.005 |
| mean IMT (mm), mean (SD) | 0.9 (0.2) | 0.9 (0.2) | 0.9 (0.2) | 0.9 (0.2) | 0.175 |
BMI = Body mass index, CRP = C-reactive protein, IMT = Intima-media thickness, MoCA-J = Japanese version of the Montreal Cognitive Assessment, Q = Quartile, SD = Standard deviation