Table 1 Simple comparison between FBIS-24 and ZBI-22

Item number

24

22

Likert scale rating

3-point (0-no,1-moderate, 2-serious)

5-point (0-never, 1-seldom,2-sometimes, 3-often, 4-always)

Score range

0–48

0–88

Cut-off value^&

23 [11]

48 [17]

Sensitivity^&

76%

73%

Specificity^&

68%

80%

Dimensionality

6 (financial burden, disruption of routine family activities, family leisure, family interactions, and effect on physical and mental health of family members)

1–5 (different studies proposed different factors)