Course | Age (mean±SD) | P-value | ||
---|---|---|---|---|
40–49 years (n= 13,323) | 50–59 years (n= 3551) | 60–79 years (n= 1580) | ||
Normal BP→ Elevated BP | 4.0±3.0 5031 (37.8) | 4.1±3.0 1237 (34.9) | 3.6±2.3 408 (25.8) | 0.01a |
Normal BP→ Stage 1 HTN | 4.1±2.7 7442 (55.9) | 3.9±2.6 1980 (55.8) | 3.5±2.3 855 (54.1) | < 0.01b |
Normal BP→ Stage 2 HTN | 3.6±2.3 850 (6.4) | 3.5±2.3 334 (9.4) | 2.8±1.6 317 (20.1) | < 0.01a |