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Table 2 Quality of articles assessed using a framework for assessing internal validity [26]

From: Depression as a predictor of work resumption following myocardial infarction (MI): a review of recent research evidence

Author

High 12 or more

Moderate 10-11

Low 9 or less

Bhattacharyya (2007) [14]

✓

  

Brink (2008) [30]

✓

  

Fukuoka (2009) [28]

✓

  

Engblom (1994) [27]

✓

  

Ladwig (1994) [34]

  

✓

Mayou (2000) [9]

 

✓

 

McGee (2006) [35]

✓

  

Mittag (2001) [33]

 

✓

 

Soderman (2003) [5]

 

✓

 

Soejima (1999) [31]

✓

  

Sykes (2000) [32]

 

✓

 

Samkange-Zeeb (2006) [29]

✓