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Table 1 Website quality assessment (WQA) questions for assessing generic medicine website information

From: Generic medicines: an evaluation of the accuracy and accessibility of information available on the internet

Question

Answer and score

WQA score awarded

Does the site give an explanation as to what a generic medicine is?

Yes = 1

 

No = 0

 

Is this explanation correct? (i.e. equivalent in dose, strength, route of administration, safety, efficacy, and intended use)

Yes = 1

 

No = 0

 

If so, is the explanation of a generic medicine readable and understandable by a non-scientist?

Yes = 1

 

No = 0

 

Are examples given of generic medicines? E.g. example of a proprietary medicine that also state their counterpart generic medicine?

Yes = 1

 

No = 0

 

Is bioequivalence mentioned in the website?

Yes = 1

 

No = 0

 

Is bioequivalence explained?

Yes = 1

 

No = 0

 

N/A

 

If so, is the explanation of bioequivalence correct?

Yes = 1

 

No = 0

 

N/A

 

If so, is the explanation of bioequivalence readable and understandable by a non-scientist?

Yes = 1

 

No = 0

 

N/A

 

Is the cheaper price of generics referred to?

Yes = 1

 

No = 0

 

Is an accurate reason for the cheaper price of generics given?

Yes = 1

 

No = 0

 

N/A

 

Is any inaccurate information regarding the cheaper price of generics given?

Yes = 0

 

No = 1

 

N/A

 

Are examples given of the actual price difference between generics and proprietary medicines, or of the amount of money that can be saved by use of generics?

Yes = 1

 

No = 0

 

Is reference made to the fact that approved, equivalent generic meds can have a different appearance (colour, shape etc.) different taste/smell or different inactive ingredients?

Yes = 1

 

No = 0

 

Are narrow therapeutic index [18] drugs mentioned?

Yes = 1

 

No = 0

 

Is the difference between NTI and non-NTI drugs explained?

Yes = 1

 

No = 0

 

N/A

 

Is there accurate information given on how generic bioequivalence, or generic manufacturing may affect NTI drugs?

Yes = 1

 

No = 0

 

N/A

 

Is any inaccurate information given regarding NTI drugs?

Yes = 0

 

No = 1

 

N/A

 

Are “pros” of generics mentioned? [e.g. lower price for same safety & bioequivalence etc.…]

Yes = 1

 

No = 0

 

Are any “cons” of generics mentioned? [e.g. adverse events to dissimilar excipients etc.…]

Yes = 1

 

No = 0

 

Is the difference between proprietary and non-proprietary names mentioned?

Yes = 1

 

No = 0

 

Is the explanation given for the difference between proprietary and non-proprietary names accurate?

Yes = 1

 

No = 0

 

N/A

 

Generic prescribing mentioned and explained accurately?

Yes = 1

 

No = 0

 

Total score

 

Flesch reading ease score

 

Flesch Kinkaid grade level