Table 2.

Patient number and estimated prevalence of hypertension in Taiwan from one million random sampling cohort of the NHIR database 2003-2009

Age/gender	All		Female		Male
All	154083	15.4 %	76335	15.1 %	77748	15.7 %
<45	22570	3.3 %	8561	2.5 %	14009	4.1 %
45-65	71243	32.6 %	36066	32.7 %	35177	32.6 %
>65	60270	64.2 %	31708	67.6 %	28562	60.8 %