Table 2 Results of EFA and CFA with model assesment criteria of the OSS-TR.

From: Investigation of the validity, reliability and psychometric properties of the Turkish version of the Ottawa sitting scale in patients with Parkinson’s disease

 

Model results for EFA

Model fit indices for CFA

Item

Factor loadings for CFA

Examination

Values

Indice

Threshold

Values

1

0.701

KMO measure of sampling adequacy

Overall MSA = 0.878

χ2/df

≤ 2

1.111

2

0.766

GFI

> 0.90

0.940

3

0.706

NNFI

> 0.90

0.904

4

0.826

Bartlett’s test of sphericity

χ2 = 323.670; p < 0.001

CFI

> 0.90

0.989

5

0.903

MFI

> 0.90

0.957

6

0.765

Ratio of variance explained

0.654;

p < 0.001

TLI

> 0.90

0.985

7

0.762

RMSEA

< 0.080

0.053

8

0.830

 

SRMR

< 0.05

0.035

9

0.782

 

10

0.792