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Table 4 Summary of the methodological quality appraisal results of the studies (n = 17)

From: The quality of evidence of psychometric properties of three-dimensional spinal posture-measuring instruments

Authors Item 1 Item 2 Item 3 Item 4 Item 5 Item 6 Item 7 Item 8 Item 9 Item 10 Item 11 Item 12 Item 13
Stokes et al (1988) x n/a n/a n/a n/a
Pearcy et al (1989) n/a x n/a n/a n/a n/a n/a n/a
Smidt et al (1992) (validity) n/a x x n/a n/a n/a n/a n/a x x n/a
Smidt et al (1992) (reliability) n/a x n/a n/a n/a x
Norton et al (1993) n/a x x n/a n/a n/a n/a n/a n/a x
Drerup et al (1994; 1996) x x n/a n/a n/a n/a
Whittle et al (1997) x n/a n/a x x n/a n/a n/a
Normand et al (2002) n/a x x n/a n/a n/a n/a n/a x x n/a
Hackenberg et al (2003a) x n/a n/a n/a n/a x x
Hackenberg et al (2003b) x n/a n/a n/a n/a x x
Warren et al (2005) x n/a n/a X x n/a n/a n/a x
Pazos et al. (2005) n/a x n/a n/a n/a n/a n/a n/a
Harrison et al (2007) n/a x x n/a n/a n/a n/a n/a x x n/a
Janik et al (2007) n/a x x n/a n/a n/a n/a n/a x x n/a
Geldhof et al (2007) x n/a n/a x n/a n/a n/a
Pazos et al (2007) x n/a n/a n/a n/a n/a n/a n/a x
Normand et al (2007) n/a n/a n/a n/a