Variable | Measurement | No. of study groups | No. patients in intervention | No. patients in placebo/control | Effect size (95Â % CI) | I2 (p value) |
---|---|---|---|---|---|---|
Systolic BP (mmHg) | Change from baseline | 9 | 260 | 266 | −3.30 (−5.56, −1.04) | 40.0 % (0.101) |
Final visit | 16 | 666 | 659 | −5.69 (−9.04, −2.34) | 81.8 % (0.000) | |
Diastolic BP (mmHg) | Change from baseline | 9 | 260 | 266 | −2.84 (−3.35, −2.33) | 0.0 % (0.799) |
Final visit | 16 | 666 | 659 | −1.73 (−3.37, −0.10) | 68.3 % (0.000) |