Variable | Prevalence (%) | Age- and sex-adjusted OR (95% CI) | Multivariate-adjusted OR (95% CI)a | Age- and sex-adjusted mean of maximum intima-media thickness, mm (95% CI) | Multivariate-adjusted mean of maximum intima-media thickness, mm (95% CI)a |
---|---|---|---|---|---|
Overall (n = 2012) | |||||
Educationb | |||||
Low | 59/286 (20.6) | 1.00 | 1.00 | 0.796 (0.778−0.814) | 0.790 (0.773−0.809) |
Medium | 130/946 (13.7) | 0.86 (0.60−1.24) | 0.90 (0.62−1.30) | 0.788 (0.779−0.798) | 0.788 (0.778−0.797) |
High | 72/780 (9.2) | 0.76 (0.51−1.14) | 0.80 (0.53−1.21) | 0.772 (0.761−0.782) | 0.774 (0.764−0.785) |
p for trend | 0.18 | 0.28 | 0.01 | 0.07 | |
Household income (Japanese million yen/year)c | |||||
< 3 | 110/687 (16.0) | 1.00 | 1.00 | 0.786 (0.774−0.797) | 0.785 (0.773−0.796) |
3−< 5 | 92/687 (13.4) | 0.93 (0.68−1.27) | 1.00 (0.73−1.38) | 0.784 (0.772−0.795) | 0.786 (0.775−0.797) |
≥ 5 | 59/638 (9.3) | 0.93 (0.65−1.34) | 0.95 (0.64−1.38) | 0.779 (0.767−0.791) | 0.778 (0.766−0.789) |
p for trend | 0.67 | 0.80 | 0.42 | 0.43 | |
< 60 years of age (n = 703) | |||||
Educationb | |||||
Low | 1/15 (6.7) | 1.00 | 1.00 | 0.711 (0.648−0.780) | 0.684 (0.625−0.749) |
Medium | 12/274 (4.4) | 0.64 (0.11−12.38) | 1.03 (0.14−21.61) | 0.718 (0.703−0.734) | 0.713 (0.698−0.728) |
High | 17/414 (4.1) | 0.65 (0.11−12.35) | 1.22 (0.17−25.36) | 0.695 (0.683−0.708) | 0.700 (0.688−0.712) |
p for trend | 0.87 | 0.69 | 0.03 | 0.33 | |
Household income (Japanese million yen/year)c | |||||
< 3 | 4/121 (3.3) | 1.00 | 1.00 | 0.699 (0.676−0.722) | 0.696 (0.674−0.719) |
3−< 5 | 8/211 (3.8) | 1.06 (0.32−4.10) | 1.16 (0.34−4.66) | 0.709 (0.691−0.726) | 0.710 (0.693−0.727) |
≥ 5 | 18/371 (4.9) | 1.45 (0.52−5.18) | 1.26 (0.41−4.79) | 0.704 (0.691−0.717) | 0.704 (0.692−0.717) |
p for trend | 0.41 | 0.71 | 0.85 | 0.71 | |
60−69 years of age (n = 837) | |||||
Educationb | |||||
Low | 15/127 (11.8) | 1.00 | 1.00 | 0.801 (0.775−0.828) | 0.797 (0.771−0.824) |
Medium | 62/437 (14.2) | 1.33 (0.74−2.55) | 1.46 (0.79−2.85) | 0.807 (0.793−0.822) | 0.808 (0.794−0.822) |
High | 39/273 (14.3) | 1.41 (0.75−2.79) | 1.53 (0.79−3.09) | 0.809 (0.791−0.827) | 0.810 (0.792−0.828) |
p for trend | 0.35 | 0.27 | 0.68 | 0.51 | |
Household income (Japanese million yen/year)c | |||||
< 3 | 50/336 (14.9) | 1.00 | 1.00 | 0.814 (0.798−0.831) | 0.814 (0.798−0.831) |
3−< 5 | 39/297 (13.1) | 0.85 (0.54−1.35) | 0.93 (0.57−1.51) | 0.802 (0.785−0.819) | 0.804 (0.787−0.822) |
≥ 5 | 27/204 (13.2) | 0.86 (0.51−1.43) | 0.91 (0.52−1.57) | 0.802 (0.781−0.823) | 0.798 (0.778−0.820) |
p for trend | 0.51 | 0.72 | 0.32 | 0.23 | |
≥ 70 years of age (n = 472) | |||||
Educationb | |||||
Low | 43/144 (29.9) | 1.00 | 1.00 | 0.893 (0.864−0.923) | 0.893 (0.864−0.923) |
Medium | 56/235 (23.8) | 0.73 (0.45−1.16) | 0.69 (0.42−1.14) | 0.869 (0.847−0.891) | 0.868 (0.847−0.891) |
High | 16/93 (17.2) | 0.46 (0.24−0.87) | 0.43 (0.21−0.83) | 0.829 (0.796−0.863) | 0.829 (0.796−0.863) |
p for trend | 0.02 | 0.01 | 0.006 | 0.006 | |
Household income (Japanese million yen/year)c | |||||
< 3 | 56/230 (24.4) | 1.00 | 1.00 | 0.868 (0.845−0.891) | 0.866 (0.844−0.889) |
3−< 5 | 45/179 (25.1) | 1.03 (0.65−1.63) | 1.08 (0.67−1.74) | 0.873 (0.848−0.900) | 0.876 (0.851−0.903) |
≥ 5 | 14/63 (22.2) | 0.88 (0.44−1.69) | 0.89 (0.43−1.74) | 0.853 (0.811−0.896) | 0.850 (0.809−0.894) |
p for trend | 0.81 | 0.89 | 0.72 | 0.78 |