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Table 3 Clinical characteristics of caregivers categorized by validated cutoff values of FBIS-24 and ZBI-22 (n = 292)

From: A comparison of psychometric properties of two common measures of caregiving burden: the family burden interview schedule (FBIS-24) and the Zarit caregiver burden interview (ZBI-22)

Variables

Total

FBIS ≤ 23

FBIS > 23

z/χ2

P

ZBI ≤ 48

ZBI > 48

z/χ2

P

Depression (PHQ-9)

9 (4–15; 0–27)

6 (2–9; 0–27)

14 (8–18.5; 0–27)

−8.30

< 0.001

6 (2–9; 0–26)

15 (10–20; 0–27)

−9.58

< 0.001

Anxiety (GAD-7)

9 (4–15; 0–21)

6 (1–9; 0–21)

13 (7–18; 0–21)

−7.99

< 0.001

6 (1–10; 0–21)

14 (9–18; 0–21)

−8.95

< 0.001

Family functioning (APGAR)

7 (4–9; 0–10)

8 (5–10;0–10)

6 (3–9; 0–10)

3.30

0.001

8 (5–10; 0–10)

5 (2–8; 0–10)

5.12

< 0.001

PLS functioning (GAF)

41 (20–61; 1–99)

55 (30–68;4–90)

30 (15–55; 1–99)

5.21

< 0.001

55 (30–65;4–99)

23 (13–50.5; 1–85)

6.45

< 0.001

  1. Note: numbers in bold means significant at P = 0.01
  2. FBIS-24: 24-item Family Burden Interview Schedule; ZBI-22: 22-item Zarit Burden Interview; PHQ-9: Patient Health Questionnaire-9; GAD-7: Generalized Anxiety Disorder Scale-7; APGAR: Family Adaptation, Partnership, Growth, Affection and Resolve Index scale; GAF: Global Assessment of Functioning