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Table 1 Intraobserver variation of observers 1–4 between the first and second measurement of the ‘critical trochanter angle’ (CTA)

From: Evaluation of intra- and interobserver reliability in the assessment of the ‘critical trochanter angle’

Intraobserver variation

Observer

Subjects

Difference mean (°) (SD)

95% limits of agreement (°)

p value

ICC (95% CI)

Observer 1

100

− 0.17 (1.63)

− 3.35–3.02

0.31

0.99 (0.98–0.99)

Observer 2

100

0.08 (1.97)

− 3.79–3.95

0.68

0.97 (0.96–0.98)

Observer 3

100

− 0.25 (2.28)

− 4.72–4.22

0.27

0.96 (0.93–0.97)

Observer 4

100

− 0.47 (3.69)

− 7.70–6.77

0.21

0.92 (0.88–0.94)

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European Journal of Medical Research

ISSN: 2047-783X

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