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Table 1 Cronbach’s alpha

From: Translation and validation of the Malay version of Shiffman-Jarvik withdrawal scale and cessation self-efficacy questionnaire: a review of psychometric properties

 

Cronbach’s alpha (α)

Number of item

SJWS-M (prior to CFA)

  

  Overall

0.75

15

SJWS-M

  

  Overall

0.66

10

  Craving

0.89

4

  Physical symptoms

0.73

3

  Psychological symptoms

0.79

3

  Stimulation/Sedation

not included

1

  Appetite

not included

1

CSEQ-M

  

  Overall

0.90

12