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Table 2 Criteria for assessing the methodological quality of the quantitative studies; the quality of studies with less than 15+ and 3 ± is insufficient

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

Author(s) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 +/± n fact
Mellard et al., 2007 [45] + + + - + + + + + + + + + + + + + + + + + + 21+ 6
Madaus et al., 2003 [46] + + + ± + + + + + + + + + + + + - + + + + - 19+/1± 21
Dickinson & Verbeek, 2002 [47] + + + - - + + + + + + + + + + + + + ± + + + 19+ / 1± 15
Rojewski, 1999 [48] + + + - + + + + + + + + + + + + - + - + + - 18+ 10
Madaus et al., 2008 [49] + + +   + + + + - + + ± + + + + + + + + ± - 17+/2± 29
Curtis Breslin & Pole, 2009 [50] + + + + ± + + + - + + + + + + + - + + + - - 17+/1± 5
Witte et al., 1998 [51] + + + ± + + + + + + + - + + + + - + - + - - 16+/1± 7
Vogel & Holt, 2003 [52] + + + + + + + + - + + + ± ± + + - + - ± + + 16+/3± 4
Taylor & Walter, 2003 [53] + + + - + ± + + - - + + - - + + - + + - + + 14+/1± 4
Millward et al., 2005 [54] + + + ± - - + + - ± ± + + + + + - + + + + - 14+/3± 6
Ingesson, 2007 [55] + + ± - ± + + ± - + ± + + + + + - + + + - - 13+/1± 7
Morris & Turnbull, 2007 [56] + + + ± + + ± - - + ± + ± + + + - + + + - - 13+/4± 51
Madaus et al., 2002 [57] + + ± ± + + + + - + - - ± + + + + + ± - ± - 12+/5± 40
Schulte-Körne et al., 2003 [58] + + + - + + + + - ± - - ± + + + - + ± - - + 12+/3± 3
Chapman et al., 2003 [59] + + + + - + ± ± - + - - + ± + + ± + - + - - 11+/4± 8
Magajna et al., 2003 [60] + + + ± ± + + + - + - - - + - + - - - - ± + 10+/3± 6
  1. Legenda: 1. Title and abstract; Introduction: 2. Background/rationale; 3. Objectives; Methods: 4. Study design; 5. Setting; 6. Participants; 7. Variables; 8. Data sources/measurement; 9. Bias; 10. Study size; 11. Quantitative variables; 12. Statistical methods; Results: 13. Participants; 14. Descriptive data; 15. Outcome data; 16. Main results; 17. Other analyses; Discussion: 18. Key results; 19. Limitations; 20. Interpretation; 21. Generalisability; Other information: 22. Funding
  2. (‘+’ = present; ‘-‘ = not present; ‘±’ = insufficiently described).
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