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Table 5 Standardised Cronbach's alpha, item-total correlation and alpha with deleted items

From: Child-OIDP index in Brazil: Cross-cultural adaptation and validation

Standardised Cronbach's alpha 0.63
  Correlation with total Alpha if deleted
Eating 0.30 0.59
Speaking 0.29 0.59
Cleaning mouth 0.37 0.57
Sleeping 0.23 0.61
Smiling 0.38 0.56
Emotional status 0.25 0.60
Studying 0.33 0.58
Social contact 0.35 0.57