Table 3 Age-standardized prevalence of hypertension by survey year and socioeconomic status in rural Yunnan Province, China

Sex

 Male

953(25.2)^b

1663(43.1)^af

 Female

1105(26.9)

1485(37.9)^c

Age

 35–44 years

211(11.4)^a

234(18.6)^ac

 45–54 years

395(18.6)

644(33.8)^f

 55–64 years

549(27.3)

857(46.2)^c

 65–74 years

563(40.1)

903(54.1)^c

 ≥75 years

340(42.5)

510(57.6)^c

Ethnicity

 Han

1296(26.7)

1841(43.7)^af

 Minority

762(25.4)

1307(36.3)^c

Education

 Illiterate

715(28.5)^a

797(46.6)^af

 Primary (grade 1–6) or higher

1343(25.3)

2351(38.2)^c

Annual household income

 Low

1141(27.7)^a

1642(42.0)^bc

 High

917(24.3)

1506(38.6)^c

Access to medical services

 Poor

876(24.2)^a

964(38.3)^af

 Good

1182(26.1)

2184(42.5)

SEP

 Low

653(30.0)^a

856(45.9)^bf

 Medium

1001(24.2)

1561(40.6)^c

 High

404(21.5)

731(39.1)^c

All

2058(26.1)

3148(40.4)^c