TABLE 2—
Changes in Blood Pressure and Proportion With Controlled Blood Pressure at Baseline and 6-Month Follow-Up for Treatment and Control Groups, Overall and Stratified by Study: IMPACT and DREAM Studies, New York City, 2011–2019
| Intervention Group (n = 159), Mean ±SD or No. (%) |
Control Group (n = 133), Mean ±SD or No. (%) |
Intervention Effect or OR |
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| Baseline | 6-Month | P | Baseline | 6-Month | P | Unadjusted (95% CI) | Adjusteda (95% CI) | |
| SBP (mmHg) | ||||||||
| Overall | 135.9 ±18.2 | 130.2 ±14.8 | < .001 | 137.3 ±17.8 | 137.3 ±18.6 | .98 | −6.0 (−10.2, −1.9) | −6.2 (−10.4, −2.1) |
| DREAM | 134.3 ±18.3 | 126.2 ±16.7 | < .001 | 135.7 ±15.6 | 129.1 ±15.2 | .013 | −2.3 (−8.6, 4.0) | −2.5 (−8.8, 3.8) |
| IMPACT | 137.2 ±18.0 | 133.5 ±12.1 | .017 | 138.7 ±19.5 | 144.6 ±18.4 | .007 | −9.4 (−14.5, −4.2) | −9.3 (−14.5, −4.2) |
| DBP (mmHg) | ||||||||
| Overall | 82.7 ±11.3 | 78.5 ±9.0 | < .001 | 81.3 ±11.6 | 81.3 ±13.3 | .1 | −4.0 (−6.3, −1.6) | −4.0 (−6.3, −1.7) |
| DREAM | 80.5 ±11.0 | 76.1 ±10.1 | < .001 | 76.9 ±10.9 | 74.4 ±12.4 | .08 | −1.1 (−4.6, 2.4) | −1.1 (−4.6, 2.4) |
| IMPACT | 84.5 ±11.2 | 80.5 ±7.4 | < .001 | 85.2 ±10.9 | 87.4 ±10.9 | .06 | −6.1 (−9.2, −3.1) | −6.1 (−9.1, −3.1) |
| BP < 140/90 | ||||||||
| Overall | 76 (47.8) | 114 (71.7) | < .001 | 67 (50.4) | 74 (55.6) | .2 | 1.4 (1.1, 1.8) | 1.4 (1.1, 1.8) |
| DREAM | 42 (58.3) | 53 (73.6) | < .001 | 35 (56.5) | 46 (74.2) | .07 | 1.3 (0.9, 2.0) | 1.3 (0.8, 1.9) |
| IMPACT | 34 (39.1) | 61 (70.1) | < .001 | 32 (45.1) | 28 (39.4) | > .99 | 1.5 (1.0, 2.2) | 1.5 (1.0, 2.3) |
Note. BP = blood pressure; CI = confidence interval; DBP = diastolic blood pressure; OR = odds ratio; SBP = systolic blood pressure.
a
Adjusted for gender and age.