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Table 3 Estimates and inferences from the multiple logistic random-intercept models predicting the chance of non-adherence

From: Examining assumptions regarding valid electronic monitoring of medication therapy: development of a validation framework and its application on a European sample of kidney transplant patients

Outcome variable Parameter Estimate Standard error Odds ratio (95% confidence interval) DF t value p value
Omitted intakes Random-intercepts variance 2.845 0.445   241 6.39 < .0001
  Intercept -5.900 0.470   241 -12.54 < .0001
  Exposure to EM (per month) 0.270 0.055 1.31 (1.17–1.46) 241 4.91 < .0001
  Bottle size (per 100 ml) 0.014 0.040 1.01 (0.94–1.10) 241 0.93 0.35
  Influence perception 0.277 0.328 1.32 (0.69–2.52) 241 0.84 0.39
  Interviewer 1 vs. interviewer 4 0.461 0.356 1.59 (0.79–3.19) 241 1.29 0.19
  Interviewer 2 vs. interviewer 4 0.011 0.365 1.01 (0.50–2.07) 241 0.03 0.97
  Interviewer 3 vs. interviewer 4 0.022 0.438 1.02 (0.43–2.42) 241 0.05 0.95
Intake variability Random-intercepts variance 3.486 0.422   241 8.26 < .0001
  Intercept -3.033 0.414   241 -7.31 < .0001
  Exposure to EM (per month) 0.227 0.036 1.26 (1.17–1.35) 241 6.67 < .0001
  Bottle size (per 100 ml) -0.106 0.037 0.90 (0.84–0.97) 241 -2.08 0.04
  Influence perception 0.011 0.314 1.01 (0.54–1.88) 241 0.04 0.97
  Interviewer 1 vs. interviewer 4 0.704 0.340 2.02 (1.04–3.95) 241 2.07 0.04
  Interviewer 2 vs. interviewer 4 0.008 0.344 1.01 (0.51–1.99) 241 0.02 0.98
  Interviewer 3 vs. interviewer 4 0.148 0.422 1.16 (0.50–2.67) 241 0.35 0.73