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Table 1 Final fit of the CES-D items to the Rasch model

From: Variability in depression prevalence in early rheumatoid arthritis: a comparison of the CES-D and HAD-D Scales

CESD

Item

CESD Item Name

Location

SE

Fit Res

DF

ChiSq.

DF

Prob.

1

Bothered

-0.617

0.197

0.175

97.57

1.468

2

0.479

3

Blues

0.100

0.211

-2.028

96.67

7.553

2

0.023

5

Concentrate

-0.909

0.192

0.380

96.67

0.802

2

0.669

6

Depressed

-0.486

0.210

-1.973

95.76

6.573

2

0.037

7

Effort

-1.920

0.183

1.025

94.86

6.853

2

0.032

9

Failure

0.143

0.208

-0.279

96.67

0.196

2

0.907

10

Tearful

-0.394

0.205

-1.853

94.86

2.659

2

0.264

13

Talked less

0.065

0.212

0.969

94.86

0.192

2

0.908

14

Lonely

-0.071

0.209

-1.127

93.95

2.031

2

0.362

15

Others unfriendly

0.899

0.267

0.714

94.86

6.561

2

0.037

17

Crying spells

0.211

0.216

-0.434

95.76

1.261

2

0.532

19

Others dislike

4.539

0.321

-0.747

95.76

0.659

2

0.719

20

Not get going

-1.560

0.198

-0.061

95.76

0.290

2

0.865