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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

√

√