Skip to main content

Table 2 Item-scale correlation: convergent and discriminative validity of FBIS (n = 1478)

From: Caregiver burden and its determinants among family members of patients with chronic viral hepatitis in Shanghai, China: a community-based survey

Scales Range of correlation coefficients Convergent validity test Discriminative validity test
Convergent Discriminative No. succeed/ Successful No. succeed/ Successful
Validity Validity No. tested Ratio (%) No. tested Ratio (%)
Financial burden 0.61-0.81 0.33-0.67 6/6 100 29/30 96.67
Disruption of family routine activities 0.67-0.81 0.38-0.73 5/5 100 24/25 96.00
Disruption of family leisure 0.80-0.88 0.47-0.74 4/4 100 20/20 100
Disruption of family interactions 0.71-0.86 0.47-0.68 5/5 100 25/25 100
Effect on physical health of others 0.81-0.81 0.39-0.72 2/2 100 10/10 100
Effect on mental health of others 0.78-0.78 0.46-0.71 3/3 100 15/15 100