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Table 2 Demographic characteristics of caregivers categorized by validated cutoff values of FBIS-24 and ZBI-22 (n = 327)

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

Age (years)

median (IQR, min-max)

59 (49–67; 17–81)

59 (48–67; 17–81)

58 (50–66; 25–81)

0.345

0.730

59 (48–67; 17–81)

59 (50–66; 29–77)

0.103

0.918

Gender

Male

151 (46.18)

74 (52.48)

59 (38.06)

6.203

0.013

87 (48.60)

46 (38.33)

3.068

0.080

Female

176 (53.82)

67 (47.52)

96 (61.94)

  

92 (51.40)

74 (61.67)

  

Marriage*

Married

269 (82.26)

119 (84.40)

130 (83.87)

0.0153

0.902

153 (85.47)

98 (81.67)

0.773

0.379

Unmarried

58 (17.74)

22 (15.60)

25 (16.13)

  

26 (14.53)

22 (18.33)

  

Occupation

Employed

173 (52.91)

78 (55.32)

78 (50.32)

0.740

0.390

93 (51.96)

64 (53.33)

0.0547

0.815

Unemployed

154 (47.09)

63 (44.68)

77 (49.68)

  

86 (48.04)

56 (46.67)

  

Education

Primary

196 (59.94)

82 (58.16)

93 (60.00)

6.320

0.042

98 (54.75)

78 (65.00)

7.411

0.025

Middle

87 (26.61)

32 (22.70)

47 (30.32)

  

48 (26.82)

33 (27.50)

  

High

44 (13.46)

27 (19.15)

15 (9.68)

  

33 (18.44)

9 (7.50)

  

Kinship

Spouses

113 (34.56)

54 (38.30)

45 (29.03)

9.794

0.007

66 (36.87)

34 (28.33)

12.917

0.002

Parents

151 (46.18)

52 (36.88)

85 (54.84)

  

68 (37.99)

70 (58.33)

  

Other

63 (19.27)

35 (24.82)

25 (16.13)

  

45 (25.14)

16 (13.33)

  

Care duration (years)

15 (9–25; 1–49)

16 (8–25, 1–49)

14 (9–23; 2–44)

0.630

0.529

15 (8–25; 1–49)

15 (9.5–23; 2–44)

−0.173

0.863

  1. Note: numbers in bold means significant at P = 0.05
  2. *Married includes married and cohabited, unmarried includes single, divorced, and widowed
  3. FBIS-24: 24-item Family Burden Interview Schedule; ZBI-22: 22-item Zarit Burden Interview