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Table 1 Main criteria for assessing the methodological quality of the qualitative studies; the quality of studies with less than 5+ and 1 ± is insufficient

From: Factors influencing work participation of adults with developmental dyslexia: a systematic review

Author(s) Relevance and goal Method and techniques appropriate Selection of participants Data collection Theoretical framework Data analysis Results Number of factors Number of +/±
Hellendoorn and Ruijssenaars, 2000 [28] + + + + + + + 73 7+
McNulty, 2003 [29] + + + + + + + 44 7+
Price et al., 2003 [30] + + + + + + + 47 7+
Burns and Bell, 2011 [31] + + + + + + + 72 7+
Ferri et al., 2001 [32] + + + + + - + 20 6+
Lindstrom and Benz, 2002 [33] + + ± + + + + 31 6+/1±
Gerber et al., 2004 [34] + + ± + + + + 79 6+/1±
Burns et al., 2013 [35] + + + + + ± + 55 6+/1±
Raskind et al., 1997 [36] + + - + + ± + 116 5+/1±
Shessel and Reiff, 1999 [37] + + ± + + - + 43 5+/1±
Price and Gerber, 2001 [38] + + + ± - + + 14 5+/1±
Ferri et al., 2005 [39] + + - ± + + + 21 5+/1±
Macdonald, 2009 [40] + + + ± + - + 33 5+/1±
Duff et al., 2007 [41] + + ± + - - + 46 4+/1±
Illingworth, 2005 [42] + + ± ± - ± + 81 3+/3±
Greenbaum et al., 1996 [43] + ± ± ± - - + 25 2+/3±
Gilmour, 1998 [44] + - ± ± - - - 10 1+/2±
  1. (‘+’ = present; ‘-‘ = not present; ‘±’ = insufficiently described).
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