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. Author manuscript; available in PMC: 2020 Mar 1.
Published in final edited form as: Contemp Clin Trials. 2019 Jan 21;78:88–100. doi: 10.1016/j.cct.2019.01.010

Table 4.

Baseline Biological & Explanatory Variables

Data Source
Age, Gender EHR
Race/ethnicity, Marital Status, number of children in home Self-report
Body mass index (kg/m2) [152, 153]; Waist circumference (cm) Screening Visit 1
Alcohol consumption [151] Self-report
Highest level of education attained [154] Self-report
Tobacco status [155] (current, former, never); cigarette packs/day [156];
e-cigarette use (yes/no)
Self-report
Employment (full-time, part-time, other) Self-report
Financial Status [20]; Annual household income [152] Self-report
Self-rated health status [157159] Self-report
Health literacy [21, 160, 161] Self-report
Comorbidities: dyslipidemia [162], anxiety [163165], depression [166], diabetes mellitus [167], chronic kidney disease [168] EHR [34]
Medical Outcomes Study Social Support Survey [169] Self-report
John Hopkins Adjusted Clinical Group (ACG) Risk Score [170] EHR
Primary care, specialty and urgent care visits over past 12 months prior to enrollment EHR
Medication Adherence (Morisky) [171] Self-report
Blood pressure medication classes (0,1,2,3, ≥4) and dose EHR [34]
All other medication classes (i.e., oral contraceptives) EHR

EHR, electronic health record; AMA, American Medical Association