Table I.
Participant Characteristics (n=591)
| Characteristic | Usual care N=293 (%) | Intervention N=298 (%) | P‐value |
|---|---|---|---|
| Demographic characteristics | |||
| Sex | |||
| Female | 52.2 | 57.1 | .24 |
| Age category | |||
| <45 | 23.9 | 24.8 | .75 |
| 45–54 | 23.6 | 18.8 | |
| 55–64 | 27.3 | 28.5 | |
| 65–79 | 25.3 | 27.9 | |
| Race | |||
| Non‐Latino White | 31.4 | 37.9 | .10 |
| Black | 23.9 | 22.5 | |
| Latino | 7.5 | 10.7 | |
| Other/Unknown | 37.3 | 28.9 | |
| Marital status | |||
| Single | 35.5 | 34.9 | .44 |
| Married/Partnered | 62.8 | 61.7 | |
| Unknown | 1.7 | 3.4 | |
| Insurance status | |||
| Commercial | 52.2 | 48.3 | .51 |
| Medicaid/Indigent | 9.6 | 10.4 | |
| Medicare | 27.7 | 26.9 | |
| Tricare | 10.6 | 14.4 | |
| Clinical characteristics | |||
| Hypertension diagnosed | |||
| No | 46.8 | 47.0 | .96 |
| Yes | 53.2 | 53.0 | |
| Hypertension stage | |||
| 1 | 70.7 | 68.8 | .62 |
| 2 | 29.4 | 31.2 | |
| Pre‐randomization systolic BP (mm Hg, median, interquartile range) | 149, 144–158 | 149, 144–160 | .88 |
| Pre‐randomization diastolic BP (mm Hg, median, interquartile range) | 91, 84–96 | 90, 83–95 | .23 |
| Pre‐randomization combined clinical inertia (mean, SD) | 0.59, 0.42 | 0.58, 0.44 | .76 |
| Pre‐randomization medication inertia (mean, SD) | 0.67, 0.40 | 0.67, 0.41 | .90 |
| Pre‐randomization behavioral inertia (mean, SD) | 0.77, 0.35 | 0.74, 0.38 | .41 |
| eGFR | |||
| ≤60 | 5.5 | 7.4 | .55 |
| >60 | 76.5 | 76.5 | |
| Missing | 18.1 | 16.1 | |
| Number of pre‐randomization anti‐hypertensive medications | |||
| None known | 55.6 | 52.7 | .61 |
| 1 | 19.1 | 21.5 | |
| ≥2 | 25.3 | 25.8 | |
| Number of PCP visits in 18 month pre‐randomization phase | |||
| 1–2 | 28.0 | 21.8 | .05 |
| 3–4 | 38.9 | 38.9 | |
| 5 or more | 33.1 | 39.3 | |
Abbreviations: BP, blood pressure; SD, standard deviation; GFR, glomerular filtration rate; PCP, primary care provider.