From:  Associations between self-reported adherence to antihypertensive medications and potential mechanisms of behavior change in a general outpatient sample

 Median regression models predicting self-reported adherence.

MechanismSingle predictor analyses without covariate adjustmentSingle predictor analyses with covariate adjustmentMultivariable predictor analyses withcovariate adjustment
Coefficient (95% CI)Coefficient (95% CI)Coefficient (95% CI)
Medication Adherence Self-Efficacy Scale (MASES)5.20 (4.51 to 7.55)4.64 (3.43 to 7.49)4.84 (3.30 to 7.37)
Treatment Self-Regulation Questionnaire (TSRQ)Autonomous0.50 (–0.18 to 0.96)0.45 (–0.01 to 0.73)0.00 (–0.05 to 0.02)
Controlled0.00 (0.00 to 0.00)0.00 (0.00 to 0.03)0.01 (–0.12 to 0.05)
Amotivation0.00 (0.00 to 0.00)0.00 (0.00 to 0.06)–0.01 (–0.03 to 0.09)
Self-Report Behavioral Automaticity Index (SRBAI)0.00 (0.00 to 0.13)0.00 (0.00 to 0.07)–0.00 (–0.03 to 0.01)
Hypertension knowledge0.50 (0.22 to 1.51)0.21 (0.04 to 0.45)0.13 (0.01 to 0.21)
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Participant characteristics in the single predictor and multiple predictor models included age at recruitment, gender, Hispanic ethnicity, and race.