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Table 3 Summary results for the intervention effect on drug dispensations in counts

From: The effects of patient education programs on medication use among asthma and COPD patients: a propensity score matching with a difference-in-difference regression approach

 

2008

2009

2010

2011

Asthma/COPD drugs

2.12 (0.00)

1.95 (0.00)

2.01 (0.00)

1.45 (0.03)

 Asthma/COPD chronic management

1.52 (0.00)

1.66 (0.00)

1.62 (0.00)

1.45 (0.00)

 Asthma/COPD acute drugs

0.03 (0.91)

−0.12 (0.69)

0.11 (0.74)

−0.17 (0.60)

 Other asthma drugs (unclassified)

0.58 (0.02)

0.41 (0.06)

0.27 (0.18)

0.17 (0.37)

Other drugs

−0.73 (0.54)

0.78 (0.55)

0.49 (0.71)

1.79 (0.24)

All drugs

1.39 (0.34)

2.73 (0.09)

2.50 (0.14)

3.23 (0.09)

  1. Note: The numbers in parentheses show the p-values for the statistical significance of the estimated coefficient for the intervention effect. P-values for statistically significant results are shown in bold