Table 4 Predictors of poor adherence to antihypertensive medications among hypertensive patients attending UOGCSH (N = 249)

 Years

1.025 (1.000–1.050)

0.994 (0.959–1.030)

 Years

1.122 (1.056–1.193)

1.080 (0.996–1.170)

Number of antihypertensive medications used

1.478 (0.976–2.239)

1.496 (0.804–2.784)

Hydrochlorothiazide

0.659 (0.392–1.109)

0.837 (0.404–1.732)

Nifedipine

2.865 (1.502–5.465)

2.389 (0.900–6.340)

 Yes

1.870 (1.090–3.207)

2.633 (0.598–11.587)

Number of other medications

1.262 (0.949–1.678)

0.876 (0.401–1.917)

 Yes

3.122 (1.825–5.348)

3.802 (1.723–8.391)

 Yes

2.055 (1.023–4.128)

0.790 (0.266–2.342)

 Yes

1.779 (0.843–3.756)

0.654 (0.190–2.260)

 Yes

1.995 (1.159–3.432)

2.014 (0.790–5.137)

 Yes

3.098 (1.391–6.899)

1.676 (0.463–6.064)

 Yes

2.971 (1.286–6.864)

5.199 (1.407–19.214)

 Yes

1.918 (0.781–4.711)

3.073 (0.632–14.933)

 Yes

1.444 (0.860–2.424)

1.062 (0.454–2.488)

 Yes

1.909 (0.876–4.162)

0.906 (0.247–3.331)

 Yes

2.061 (1.054–4.029)

4.891 (1.578–15.160)

 Yes

3.171 (1.029–9.774)

2.132 (0.373–12.193)

 Yes

0.494 (0.229–1.065)

0.643 (0.203–2.043)

Number of adverse effects

1.140 (1.039–1.250)

0.776 (0.592–1.017)

 I don’t know

1

1

 Yes

1.348 (0.669–2.714)

3.249 (1.248–8.456)

 No

2.141 (1.131–4.049)

1.720 (0.673–4.392)

Symptoms caused to change or stop medications

10.554 (4.169–26.717)

16.104 (4.164–62.290)

 Yes

0.363 (0.209–0.632)

0.170 (0.072–0.402)