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Table 8 Item discrimination and item difficulty for the scale levels

From: Japanese translation and cross-cultural validation of the Adult Social Care Outcomes Toolkit (ASCOT) in Japanese social service users

Question item

Item discrimination

Item difficulty

  

‘no needs’ scale

‘some needs’ scale

‘high level needs’ scale

 

EST

SE

EST

SE

EST

SE

EST

SE

Control over daily life

0.922

0.067

−1.151

0.112

0.665

0.097

0.243

0.209

Personal cleanliness

0.975

0.080

−0.704

0.104

2.142

0.184

3.639

0.364

Food & drink

0.757

0.062

−0.902

0.094

2.003

0.120

3.733

0.255

Personal safety

0.723

0.057

−0.769

0.084

1.446

0.102

3.435

0.213

Social participation

1.060

0.078

−1.458

0.168

0.340

0.097

1.851

0.182

Occupation

1.063

0.076

−1.407

0.145

0.192

0.095

1.641

0.163

Accommodation cleanliness

0.841

0.069

−1.140

0.109

1.696

0.130

3.541

0.282

Dignity filter question

0.774

0.076

−1.310

0.114

1.353

0.114

3.799

0.283

ASCOT Dignity question

0.701

0.073

−1.132

0.102

1.561

0.109

4.252

0.314

  1. EST Estimation, SE Standard error
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Health and Quality of Life Outcomes

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