From: The dementia and disability project in Thai elderly: rational, design, methodology and early results
 |  | Normal or well controlled BP (<140/90) | High BP (≥140/90) | Total |
---|---|---|---|---|
History of hypertension (divided into those with adequate treatment with good BP controlled (<140/90) and inadequate treatment with poor BP controlled (BP>140/90) | Yes | 193 (25.6% of those on antihypertensive drugs & having well controlled BP) 529 (44.2%) | 560 (74.4% of those on antihypertensive drugs but having poor controlled BP) | 753 (100%) |
No | Â | 669 (55.8% of those without a history of hypertension but having high BP) | 1198 (100%) | |
 | Total | 722 (37%) | 1229 (63%) | 1951 (100%) |