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Table 3 HbA1c and random glucose levels as outcomes for non-adherence

From: Adherence to metformin in adults with type 2 diabetes: a combined method approach

Variable

HbA1c

(mean mmol/mol ± SD)

P value*

Random glucose level (mean mmol/L ± SD)

P value*

MARS

    

 Adherent (n = 110 [90.9%])

68.0 ± 17.7

0.787

10.0 ± 4.2

0.430

 Non-adherent (n = 11 [9.1%])

66.5 ± 20.1

9.1 ± 3.6

DBS

    

 Adherent (n = 75 [62.0%])

66.3 ± 17.6

0.215

9.5 ± 3.6

0.181

 Non-adherent (46 [38.0%])

70.4 ± 18.2

10.6 ± 4.8

Overall (MARS and DBS)

    

 Adherent (n = 74 [61.2%])

67.1 ± 18.2

0.554

9.8 ± 3.7

0.591

 Non-adherent (n = 47 [38.8%])

69.1 ± 17.5

 

10.2 ± 4.8

 
  1. *t-test analysis
  2. MARS: Medication Report Adherence Scale; DBS: dried blood spot; MRA: medication refill adherence