Method DESIGNED TO DISTINGUISH POORLY ADHERENT PATIENTS from those with MEDIUM TO HIGH ADHERENCE to their ANTIHYPERTENSIVE REGIMEN consists of QUESTIONS ADDRESSING MULTIPLE REASONS FOR NON ADHERENCE The SCALE CONTAINS A QUESTION assessing whether the PATIENT FEELS HASSLED ABOUT THE REGIMEN Questions are PHRASED to avoid BIAS Question MEASURES MEDICATION TAKING BEHAVIOR rather than adherence/ compliance behavior