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Table 3 Contribution of number of medications and medication knowledge to self-reported adherence.

From: Self-management skills in adolescents with chronic rheumatic disease: A cross-sectional survey

  All patients
(N = 52)**
Adherent#
(N = 21)
Nonadherent#
(N = 30)
P
Number of medications prescribed, mean (SD) 3.3 (2.0) 3.0 (2.5) 3.6 (1.4) 0.27
Number of patients using medication reminders, N (percent) 29 (58%) 11 (55%) 18 (60%) 0.73
Concordance for medication name, mean (range)* 89%
(25-100%)
92%
(44-100%)
87%
(25-100%)
0.57
Concordance for medication dosing, mean (range)* 78%
(0-100%)
82%
(0-100%)
76%
(25-100%)
0.39
Concordance for medication purpose, mean (range)* 54%
(0-100%)
50%
(0-100%)
56%
(0-100%)
0.89
  1. * Concordance was calculated as the number of correct patient responses divided by the total number of medications prescribed, reported as mean (range).
  2. # Adherence was defined as taking all prescribed doses of medication in a typical week.
  3. ** One patient did not report adherence.