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Table 11 The impact of prescription drug charges on the use of essential and non-essential medicines

From: What impact do prescription drug charges have on efficiency and equity? Evidence from high-income countries

Variable

Use of essential medicines

Use of non-essential medicines

Studies

Co-payment

-

-

McManus et al. [165] (AU, NS, TD, R)

Co-payment

0

 

Brian and Gibbens [67] (US, ES, CD, NR)

Co-insurance

-

-

Foxman et al. [172] (US, ES, CD, R)

Change from

   

   co-payment to co-insurance and annual maximum

-

 

Tamblyn et al. [72] (CA, NS, TD, R)

Prescription limit

-

 

Fortress et al. [190] (US, NS, PD, R); Martin and McMillan [173] (US, NS, TD, R); Soumerai et al. [62] (US, NS, TD, R); Soumerai et al. [38] (US, NS, TD, R)

Prescription limit

 

-

Soumerai et al. [62] (US, NS, TD, R)

  1. Country: AU = Australia; CA = Canada; US = United States
  2. Type of study: ES = experimental study; NS = natural study; OS = observational study
  3. Type of data analyzed: CD = cross-sectional data; TD = time-series data; PD = panel data
  4. Type of statistical analysis used: R = regression techniques; NR = no regression techniques