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Table 1 Proportions of those aware and unaware who require drug therapy (95% CI)

From: Differences in need for antihypertensive drugs among those aware and unaware of their hypertensive status: a cross sectional survey

Awareness of hypertensive status >65 years 18–64 years Total
Aware 71 477/ 138 342
51.7% (51.5–51.9%)
592 186/ 759 444
78% (77.9–78.1%)
663 663/ 897 786
73.9% (73.8–74%)
Unaware 129 398/ 376 861
34% (33.8–34.2%)
738 542/ 1 143 872
64.6% (64.5–64.7%)
867 940/ 1 520 733
57.1% (57–57.2%)