Table 4 Logistic regression estimates of hypertension treatment and control [Odds Ratio(95%CI)]

Hukou (ref: Urban)

 Rural

0.689(0.581–0.816)*

0.844(0.694–1.024)

0.752(0.620–0.914)*

0.805(0.660–0.983)*

0.894(0.714–1.119)

0.844(0.671–1.061)

Sex (ref: Male)

 Female

1.165(0.966–1.404)

1.585(1.264–1.991)*

1.084(0.868–1.357)

1.426(1.118–1.823)*

0.990(0.761–1.287)

1.170(0.889–1.542)

Age (ref: 45–54)

 55–64

1.657(1.398–1.966)*

1.513(1.231–1.860)*

1.490(1.220–1.825)*

1.116(0.895–1.394)

1.132(0.892–1.437)

0.869(0.67–1.127)

 65–74

1.694(1.394–2.060)*

1.924(1.541–2.405)*

1.147(0.905–1.453)

1.132(0.895–1.435)

0.787(0.597–1.038)

0.760(0.577–1.001)

 75+

1.541(1.192–1.993)*

1.512(1.141–2.006)*

0.696(0.490–0.980)*

0.913(0.667–1.247)

0.445(0.300–0.654)*

0.664(0.465–0.948)*

Region (ref: Eastern)

 Central

0.884(0.759–1.029)

0.957(0.810–1.131)

0.871(0.729–1.040)

0.957(0.799–1.145)

0.911(0.741–1.119)

0.962(0.783–1.181)

 Western

0.705(0.603–0.825)*

0.969(0.817–1.151)

0.650(0.535–0.788)*

1.031(0.858–1.238)

0.748(0.597–0.936)

1.064(0.862–1.313)

Marital status (ref: Married)

 Not partnered

0.954(0.795–1.144)

0.860(0.705–1.050)

0.899(0.710–1.131)

0.756(0.603–0.945)*

0.906(0.693–1.183)

0.765(0.595–0.980)*

Education (ref: Illiterate)

 Primary

1.119(0.952–1.316)

1.178(0.984–1.411)

1.150(0.941–1.406)

1.304(1.074–1.585)*

1.091(0.864–1.377)

1.266(1.019–1.574)*

 Secondary and above

1.345(1.101–1.644)*

1.270(1.017–1.586)*

1.309(1.032–1.662)*

1.266(0.999–1.606)

1.131(0.857–1.495)

1.161(0.890–1.515)

Household consumption per capita [ref: Quintile 1 (poorest)]

 Quintile 2

1.018(0.838–1.238)

1.021(0.823–1.267)

1.104(0.858–1.422)

0.957(0.749–1.223)

1.157(0.863–1.554)

0.940(0.712–1.241)

 Quintile 3

1.126(0.926–1.370)

1.059(0.855–1.312)

1.237(0.965–1.587)

1.111(0.876–1.409)

1.251(0.936–1.672)

1.109(0.846–1.454)

 Quintile 4

1.163(0.954–1.417)

1.177(0.945–1.466)

1.338(1.046–1.713)*

1.304(1.028–1.655)*

1.342(1.007–1.789)

1.278(0.974–1.678)

 Quintile 5 (richest)

1.433(1.162–1.768)*

1.335(1.063–1.678)*

1.474(1.142–1.905)*

1.290(1.011–1.647)*

1.296(0.965–1.741)

1.174(0.889–1.552)

Smoke status (ref: Never)

 Quit

1.189(0.941–1.505)

1.209(0.956–1.532)

1.183(0.901–1.548)

1.249(0.973–1.603)

1.110(0.812–1.516)

1.194(0.899–1.586)

 Current

0.824(0.686–0.991)

1.057(0.845–1.323)

0.788(0.628–0.988)*

1.101(0.861–1.407)

0.864(0.662–1.127)

1.137(0.861–1.502)

Drink status (ref: Never)

 Quit

1.519(1.212–1.907)*

2.154(1.690–2.761)*

1.374(1.060–1.774)*

1.513(1.201–1.903)*

1.090(0.810–1.466)

1.088(0.842–1.406)

 Current

0.831(0.701–0.984)*

0.750(0.629–0.895)*

0.901(0.731–1.109)

0.786(0.644–0.958)*

1.003(0.783–1.283)

0.903(0.716–1.138)

Body mass index groups (ref: < 24)

 24–28

1.667(1.443–1.927)*

1.583(1.355–1.850)*

1.204(1.009–1.436)*

1.133(0.956–1.343)

0.825(0.669–1.015)

0.860(0.708–1.046)

  >  = 28

2.871(2.383–3.465)*

2.495(2.024–3.085)*

1.380(1.117–1.702)*

1.336(1.083–1.645)*

0.679(0.533–0.863)*

0.819(0.648–1.035)