TABLE 6.
Difference-in-Differences Analyses on the Effects of Pharmacist Interventions on Study Participants' Blood Pressure
| Outcome Indicator |
Effect of Pharmacist Intervention |
|||||
|---|---|---|---|---|---|---|
| Linear Regression Model for Continuous Measurement | Unadjusted β Coefficient |
Adjusted β Coefficienta |
||||
| Estimate | (95% CI) | P Value | Estimate | (95% CI) | P Value | |
| Hypertension knowledge score | 12.74 | (12.56, 12.91) | <.001 | 12.55 | (12.38, 12.71) | <.001 |
| Systolic blood pressure reading | −6.52 | (−6.63, −6.41) | .001 | −6.65 | (−10.39, −2.91) | .001 |
| Diastolic blood pressure reading | −7.15 | (−7.23, −7.08) | <.001 | −7.26 | (−9.27, −4.80) | <.001 |
| Logistic Regression Model for Categorical Measurement | Unadjusted Odds Ratio | Adjusted Odds Ratio a | ||||
| Estimate | (95% CI) | P Value | Estimate | (95% CI) | P Value | |
| % of patients with ≥60% hypertension knowledge score | 4.13 | (2.47, 6.94) | <.001 | 4.45 | (2.60, 7.59) | <.001 |
| % of patients with no need for adjustment on treatment regimen | 2.57 | (1.56, 4.24) | <.001 | 2.75 | (1.64, 4.60) | <.001 |
| % of patients with blood pressure under control | 2.04 | (0.35, 0.57) | .003 | 2.18 | (1.33, 3.58) | .002 |
Abbreviation: CI, confidence interval.
a
Adjustment for variations in gender, age, education, salt intake, smoking, drinking, physical exercise, duration of hypertension, and other chronic conditions.