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Table 6 Number of studies categorised by number, design and time of publication

From: Information about ADRs explored by pharmacovigilance approaches: a qualitative review of studies on antibiotics, SSRIs and NSAIDs

Year of publication

< 1990

1991

1992

1993

1994

1995

1996

1997

1998

1999

2000

2001

2002

2003

2004

2005-

Study design

                

Antibiotics

                

Case control studies

         

1

     

1

Cohort studies

 

1

 

3

           

1

National ADR databases

      

1

   

2

  

1

 

2

PEM*

    

1

      

1

    

Case series

            

1

  

1

Case reports

  

1

   

1

1

  

1

  

1

  

NSAIDs

                

Case control studies

          

1

1

 

1

1

 

Cohort studies

          

1

   

3

 

National ADR databases

       

1

1

1

1

1

1

1

4

3

PEM*

             

5

2

2

Case series

              

1

2

Case reports

        

1

1

      

SSRIs

                

Case control studies

            

2

   

Cohort studies

               

1

National ADR databases

       

3

 

1

 

1

1

3

 

2

PEM*

    

1

 

1

1

   

1

    

Case series

         

1

     

1

Case reports

           

1

    
  1. *Prescription Event Monitoring Studies
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