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Table 2 Caregiver burden/time, and caregiver and patient HCRU according to patient diabetes status (descriptive statistics)

From: Effect of diabetes on caregiver burden in an observational study of individuals with Alzheimer’s disease

Total AD dementia severity population

Mild/moderate AD dementia

Parameter

Overall N = 1495

Patients with diabetes N = 188

Patients without diabetes N = 1307

Overall N = 985

Patients with diabetes N = 119

Patients without diabetes N = 866

Caregivers

ZBI score, mean (SD)

29.0 (15.07)

30.8 (15.37)

28.8 (15.01)

26.6 (14.71)

28.1 (14.81)

26.4 (14.69)

Total caregiver time (hours), median (Q1-Q3)

105.0 (30.0–330.0)

122.5 (45.0–415.0)

105.0 (30.0–322.0)

75.0 (20.0–180.0)

84.0 (21.0–194.0)

70.0 (20.0–180.0)

Hours on basic ADL, median (Q1-Q3)

6.0 (0.0–60.0)

15.0 (0.0–60.0)

5.0 (0.0–60.0)

0.0 (0.0–30.0)

0.0 (0.0–24.0)

0.0 (0.0–30.0)

Hours on iADL, median (Q1-Q3)

60.0 (20.0–120.0)

60.0 (22.5–120.0)

60.0 (20.0–120.0)

46.5 (15.0–90.0)

56.0 (15.0–90.0)

45.0 (14.0–90.0)

Hours on supervision, median (Q1-Q3)

8.0 (0.0–120.0)

30.0 (0.0–206.0)

4.0 (0.0–104.5)

0.0 (0.0–30.0)

0.0 (0.0–60.0)

0.0 (0.0–30.0)

Caregiver outpatient visits, n (%)

 No visits

636 (42.6)

80 (42.6)

556 (42.6)

410 (41.7)

46 (38.7)

364 (42.1)

 1 visit

401 (26.9)

45 (23.9)

356 (27.3)

270 (27.4)

31 (26.1)

239 (27.6)

 2 visits

199 (13.3)

22 (11.7)

177 (13.6)

134 (13.6)

15 (12.6)

119 (13.8)

 3 visits

97 (6.5)

14 (7.4)

83 (6.4)

62 (6.3)

9 (7.6)

53 (6.1)

 >3 visits

160 (10.7)

27 (14.4)

133 (10.2)

108 (11.0)

18 (15.1)

90 (10.4)

Caregivers with ≥1 ER visit in past month, n (%)

45 (3.0)

2 (1.1)

43 (3.3)

28 (2.8)

1 (0.8)

27 (3.1)

Caregivers with ≥1 night hospitalization in past month, n (%)

34 (2.3)

2 (1.1)

32 (2.5)

24 (2.4)

2 (1.7)

22 (2.5)

Patients

Patient outpatient visits, n (%)

 No visits

289 (19.4)

26 (13.8)

263 (20.2)

185 (18.8)

19 (16.0)

166 (19.2)

 1 visit

415 (27.8)

43 (22.9)

372 (28.5)

275 (27.9)

26 (21.8)

249 (28.8)

 2 visits

315 (21.1)

41 (21.8)

274 (21.0)

211 (21.4)

22 (18.5)

189 (21.8)

 3 visits

134 (9.0)

22 (11.7)

112 (8.6)

90 (9.1)

13 (10.9)

77 (8.9)

 >3 visits

340 (22.8)

56 (29.8)

284 (21.8)

223 (22.7)

39 (32.8)

184 (21.3)

Patients with ≥1 ER visit in past month, n (%)

43 (2.9)

7 (3.7)

36 (2.8)

24 (2.4)

4 (3.4)

20 (2.3)

Patients with ≥1 night hospitalization in past month, n (%)

62 (4.2)

14 (7.4)

48 (3.7)

36 (3.7)

7 (5.9)

29 (3.4)

  1. AD Alzheimer’s disease, ADL activities of daily living, ER emergency room, HCRU health care resource use, iADL instrumental ADL, Q quartile, SD standard deviation, ZBI Zarit Burden Interview
  2. Percentages reported are for caregivers and patients with data available for each specific variable. Missing data for the total AD dementia population (overall diabetes status) were n = 2 for all measures (for caregivers and patients) except ZBI score (n = 10). Missing data based on the population with mild/moderate AD dementia were n = 1 for all measures (for caregivers and patients) except ZBI score (n = 7)