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Table 5 Measurement invariance for sex (males vs. females) and age (65- vs. 65+) for the OA group

From: Community ambulation in older adults and people with OA – a model verification using Canadian Longitudinal Study on Aging (CLSA) data

 

Invariance type

χ2 (df)

∆ χ2 (∆df)

RMSEA

CFI

∆ CFI

Sex

Configural

891.58 (310)

 

0.026

0.970

 

Metric

861.68 (323)

−29.9 (13)

0.027

0.972

< 0.01

Scalar

860.48 (350)

−1.2 (27)

0.023

0.973

< 0.01

Age

Configural

745.10 (310)

 

0.023

0.956

 

Metric

693.93 (323)

−51.17 (12)

0.020

0.962

< 0.01

Scalar

726.20 (350)

32.27 (27)

0.020

0.962

< 0.01

  1. χ2 = robust χ2 test statistics, df degree of freedom, CFI robust comparative fit index, RMSEA robust root mean square error of approximation, ∆ = change.
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BMC Geriatrics

ISSN: 1471-2318

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