A Pilot study is run to investigate the effect of a lifestyle intervention desig
ID: 3178495 • Letter: A
Question
A Pilot study is run to investigate the effect of a lifestyle intervention designed to increase medication adherence in patients with HIV. Medication adherence is measured as the percentage of prescribed pills that are taken over a one week observation period. Ten patients with HIV agree to participate and their medication adherence before and after the intervention are shown below. Compute differences in adherence before versus after the intervention for each participant Compute the mean difference in adherence before versus after the intervention. Compute the standard deviation of the difference in adherence before versus after intervention.Explanation / Answer
a) computed in differnce colum
b) computed in mean column
c)computed in std deviation column
before After difference(d) 75 80 -5 88 60 28 66 71 -5 68 70 -2 82 75 7 51 84 -33 74 90 -16 88 9 79 91 9 82 93 95 -2 mean 13.3 std deviaition 38.6323