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Table 3 Comparison of the pattern in reliability indices between the Chinese and English versions of Marwit-Meuser Caregiver Grief Inventory

From: Detecting pre-death grief in family caregivers of persons with dementia: measurement equivalence of the Mandarin-Chinese version of Marwit-Meuser caregiver grief inventory

 

Chinese version (n = 103)

English version (n = 291)

Internal consistency reliability, Cronbach’s α (95% CI)a

  

 MM-CGI

0.96 (0.95–0.97)

0.98 (0.97–0.98)

 MM-CGI-SF

0.91 (0.87–0.94)

0.94 (0.93–0.95)

Test-retest reliability, ICC (95% CI)a

  

 MM-CGI

0.83 (0.76–0.91)

0.90 (0.86–0.93)

 MM-CGI-SF

0.79 (0.70–0.88)

0.88 (0.84–0.92)

  1. MM-CGI Marwit-Meuser Caregiver Grief Inventory, MM-CGI-SF Marwit-Meuser Caregiver Grief Inventory-Short Form, CI confidence interval, ICC intraclass correlation coefficient
  2. aThe 95% CI of the reliability indices were estimated using the bootstrap method