Table 5. Differences in blood pressure control rate between the two groups.
| Characteristics (mm Hg) | Control group N=288, n (%) | Intervention group N=266, n (%) | Za | Pa | OR (95% CI)a,b | Pa,b |
|---|---|---|---|---|---|---|
| SBP | ||||||
| Baseline | ||||||
| <140 | 177 (61.46) | 129 (48.5) | 1 | |||
| ⩾140 | 111 (38.54) | 137(51.5) | 3.06 | 0.002 | 1.69 (1.21–2.37) | 0.002 |
| Mid term | ||||||
| <140 | 225 (78.13) | 215 (80.83) | 1 | |||
| ⩾140 | 63 (21.88) | 51 (19.17) | 0.09 | 0.925 | 0.93 (0.36–2.41) | 0.876 |
| Final | ||||||
| <140 | 165 (57.29) | 149 (56.02) | 1 | |||
| ⩾140 | 123 (42.71) | 117 (43.98) | 0.30 | 0.762 | 0.96 (0.68–1.36) | 0.835 |
| DBP | ||||||
| Baseline | ||||||
| <90 | 212 (73.61) | 161 (60.53) | 1 | |||
| ⩾90 | 76 (26.39) | 105 (39.47) | 2.73 | 0.006 | 1.86 (1.19–2.89) | 0.006 |
| Mid term | ||||||
| <90 | 242 (84.03) | 244 (91.73) | 1 | |||
| ⩾90 | 46 (15.97) | 22 (8.27) | −2.21 | 0.027 | 0.41(0.24–0.72) | 0.002 |
| Final | ||||||
| <90 | 201 (69.79) | 188 (70.68) | 1 | |||
| ⩾90 | 87 (30.21) | 78 (29.32) | −0.25 | 0.799 | 0.88 (0.60–1.27) | 0.494 |
| BP | ||||||
| Baseline | ||||||
| Normal | 154 (53.47) | 105 (39.47) | 1 | |||
| Abnormal | 134 (46.53) | 161 (60.53) | 3.29 | 0.001 | 1.76 (1.26–2.47) | 0.001 |
| Mid term | ||||||
| Normal | 207 (71.88) | 208 (78.20) | 1 | |||
| Abnormal | 81 (28.13) | 58 (21.80) | −0.17 | 0.046 | 0.67 (0.40–0.93) | 0.024 |
| Final | ||||||
| Normal | 142 (49.31) | 132 (49.62) | 1 | |||
| Abnormal | 146 (50.69) | 134 (50.38) | −0.07 | 0.940 | 0.89 (0.64–1.26) | 0.524 |
Abbreviations: BP, blood pressure; DBP, diastolic blood pressure; SBP, systolic blood pressure.
a
Based on the multilevel mixed-effects logistic regression model.
b
Adjusted for the baseline data.