Table 4.
Evaluation Characteristics of Studies in the Meta-analysis (n = 14)
| Study ID | Evaluation design | Sample size | Mean SBP change (SD) | Mean DBP change (SD) | % hospitalizations | % mortality |
|---|---|---|---|---|---|---|
| Bekelman et al.35 | Randomized Control Trial | Treatment: 187 Control: 197 |
— | — | Treatment: 29% Control: 29% |
Treatment: 4% Control: 10% |
| Benson et al.36 | Quasi-Experimental | Treatment: 326 Comparison: 702 |
Treatment: 0.1 (1.4) Comparison: −0.9 (1.3) |
Treatment: −1.3 (0.9) Comparison: −2.3 (0.8) |
— | — |
| Blum and Gottlieb63 | Randomized Control Trial | Treatment: 93 Control: 182 |
— | — | Treatment: 31% Control: 38% |
— |
| Bowles et al.64 | Randomized Control Trial | Treatment: 101 Control: 116 |
— | — | Treatment: 16% Control: 19% |
— |
| Clark et al.59 | Quasi-experimental | Treatment: 118 Comparison: 871 |
Treatment: −14.1 (15.0) Comparison: −7.3 (20.3) |
Treatment: −7.9 (8.6) Comparison: −2.4 (12.8) |
||
| Davis et al.37 2015 | Quasi-experimental | Treatment: 59 Comparison: 59 |
— | — | Treatment: 8% Comparison: 17% |
— |
| Idris et al.10 | Randomized Control Trial | Treatment: 14 Control: 14 |
— | — | Treatment: 7% Control: 50% |
— |
| Kao et al.11 | Quasi-experimental | Treatment: 230 Comparison: 230 |
— | — | — | Treatment: 25% Comparison: 48% |
| Magid et al.17 | Randomized Control Trial | Treatment: 138 Control: 145 |
Treatment: −13.1 (20.4) Control: −7.1 (16.6) |
Treatment: −6.5 (11.7) Control: −4.2 (10.4) |
— | — |
| Margolis et al.38 | Randomized Control Trial | Treatment: 188 Control: 182 |
Treatment: −21.3 (20.3) Control: −14.7 (20.0) |
Treatment: −9.3 (16.4) Control: −6.4 (16.5) |
— | — |
| Ong et al.65 | Randomized Control Trial | Treatment: 715 Control: 722 |
— | — | Treatment: 23% Control: 22% |
Treatment: 3% Control: 5% |
| Pekmezaris et al.40 | Randomized Control Trial | Treatment: 83 Control: 85 |
— | — | Treatment: 30% Control: 29% |
— |
| Simpson et al.53 | Quasi-experimental | Treatment: 27,042 Comparison: 12,322 |
— | — | — | Treatment: 6% Comparison: 7% |
| Sobhani et al.52 | Quasi-experimental | Treatment: 55 Comparison: 87 |
— | — | Treatment: 9% Comparison: 17% |
Treatment: 2% Comparison: 2% |
DBP, diastolic blood pressure; SBP, systolic blood pressure; SD, standard deviation.