In a study that examined medication adherence in heart failure patients, adherence was measured by both a Medication Event Monitoring System (MEMS) and by patient self-report. ______ predicted survival over a 6-month period, whereas ______ did not.
A) Patient self-report; MEMS
B) MEMS; patient self-report
C) Practitioner self-report; MEMS
D) Exercise; MEMS
Question 2
Practitioners' accuracy when judging adherence of patients is
A) very valid.
B) very reliable.
C) only slightly better than chance.
D) the best report of patients' adherence.