Table 2.
Change in Blood Pressure From Baseline to 18 Months
| Time | Mean Change in SBP mm Hg (95% CI) | Mean Change in DBP mm Hg (95% CI) | ||||||
|---|---|---|---|---|---|---|---|---|
| Overall (Unadjusted) | Overall (Adjusted for Age, Sex, and CHC) | New Casesa | Known Casesa | Overall (Unadjusted) | Overall (Adjusted for Age, Sex, and CHC) | New Casesa | Known Casesa | |
| 3 months | −12.9b (−13.2, −12.7) | −13.5b (−13.7, −13.3) | −15.3b (−15.6, −15.0) | −11.3b (−11.6, −11.0) | −7.1b (−7.3, −6.9) | −7.1b (−7.2, −6.9) | −8.9b (−9.2, −8.7) | −4.9b (−5.2, −4.7) |
| 6 months | −17.0b (−17.5, −16.6) | −17.5b (−17.9, −17.1) | −20.2b (−20.7, −19.6) | −14.6b (−15.2, −14.0) | −8.1b (−8.4, −7.9) | −8.1b (−8.3, −7.8) | −10.2b (−10.6, −9.9) | −5.7b (−6.1, −5.4) |
| 9 months | −16.1b (−16.6, −15.6) | −16.6b (−17.1, −16.1) | −19.4b (−20.1, −18.7) | −13.4b (−14.1, −12.7) | −7.7b (−8.0, −7.4) | −7.8b (−7.9, −7.3) | −10.1b (−10.4, −9.7) | −4.9b (−5.3, −4.5) |
| 12 months | −15.9b (−16.5, −15.3) | −16.5b (−17.1, −15.9) | −19.5b (−20.3, −18.7) | −13.3b (−14.2, −12.5) | −8.4b (−8.7, −8.1) | −8.2b (−8.5, −7.9) | −10.2b (−10.6, −9.8) | −6.1b (−6.5, −5.7) |
| 15 months | −16.6b (−17.3, −16.0) | −17.2b (−17.8, −16.6) | −19.7b (−20.5, −18.8) | −14.5b (−15.5, −13.6) | −8.4b (−8.7, −8.0) | −8.2b (−8.6, −7.9) | −10.1b (−10.5, −9.7) | −6.2b (−6.7, −5.8) |
| 18 months | −14.6b (−15.3, −13.8) | −16.2b (−17.0, −15.5) | −18.6b (−19.6, −17.6) | −14.3b (−15.4, −13.1) | −7.7b (−8.0, −7.3) | −7.8b (−8.2, −7.4) | −10.0b (−10.6, −9.5) | −5.8b (−6.3, −5.2) |
| Constant | 146.1b (145.7, 146.5) | 135.9b (135.1, 136.8) | 132.4b (131.4, 133.3) | 89.5b (89.3, 89.7) | 86.5b (86.1, 86.9) | 86.5b (86.1, 86.9) | ||
| N | 6016 | 6016 | 3152 | 2864 | 6016 | 6016 | 3152 | 2864 |
CHC indicates Community Health Center; DBP, diastolic blood pressure; SBP, systolic blood pressure.
a
Results from the interaction model.
b
P<0.001.