Table 4 The summary statistics of the OSS-TR items.

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

Item

Mean ± SD

Corrected Total-Item Correlation

Cronbach’s α if Item Deleted

1

1.73 ± 0.96

0.752

0.924

2

1.93 ± 0.97

0.771

0.943

3

1.88 ± 1.02

0.705

0.937

4

1.85 ± 0.98

0.805

0.932

5

1.85 ± 1.05

0.823

0.941

6

2.00 ± 1.04

0.711

0.926

7

1.88 ± 0.88

0.84

0.941

8

2.00 ± 0.96

0.852

0.930

9

1.90 ± 1.01

0.794

0.942

10

1.93 ± 0.97

0.807

0.922

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