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Table 3 Internal consistency and test-retest reliability of the SCNS-SF34 and SCNS-HNC (n = 206 for α, n = 51 for r)

From: Reliability and validity of the mandarin version of the supportive care needs survey short-form (SCNS-SF34) and the head and neck cancer-specific supportive care needs (SCNS-HNC) module

Domains/scales/items

Number of items

Cronbach’s α coefficients

Correlation coefficients r*

SCNS-SF34

 Physical and daily living

5

0.769

0.809

 Psychological

10

0.866

0.674

 Sexuality

3

0.752

0.885

 Health system, information

11

0.891

0.841

 Patient care and support

5

0.840

0.835

SCNS-HNC

 HNC-specific functioning

6

0.789

0.870

 Nutrition, oral hygiene and mobility of shoulder or neck

3

0.737

0.941

 Lifestyle

2

0.962

0.870

  1. * All correlation coefficients r are statistically significant(P<0.05)