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Table 3 Confirmatory factor analysis model fit

From: The Otitis Media-6 questionnaire: psychometric properties with emphasis on factor structure and interpretability

 

Total sample

Subgroup analysis

 

Original model

Final modified model*

-rAOM*

+rAOM**

N

400

400

191

209

Chi2

153.720

25.290

9.722

16.477

d.f.

9

8

8

7

p-value

>0.001

0.001

0.285

0.021

CFI

0.687

0.963

0.992

0.958

RMSEA

0.200

0.074

0.034

0.080

SRMR

0.153

0.036

0.036

0.045

  1. *covariance of item 2 and 3 included in the model, **covariance of item 2 and 3 and covariance of item 4 and 6 included in the model.