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Table 5 Rates of health service utilisation from medical chart audits and distribution of key clinical outcome variables assessed from medical chart audits at baseline (n = 60), 3-months (n = 58), 6-months (n = 50), and 1-year (n = 37)

From: Quantitative evaluation of an outreach case management model of care for urban Aboriginal and Torres Strait Islander adults living with complex chronic disease: a longitudinal study

Health service utilisation

Baseline

3-months

6-months

1-year

n (%)

rate/mth (SD)

n (%)

rate/mth (SD)

n (%)

rate/mth (SD)

n (%)

rate/mth (SD)

 Allied health visitsa

60 (100)

0.15 (0.26)

58 (100)

0.45 (0.62)

50 (100)

0.48 (0.46)

36 (97)

0.57 (1.11)

 Medical specialist referralsa

60 (100)

0.14 (0.12)

58 (100)

0.26 (0.30)

50 (100)

0.25 (0.30)

37 (100)

0.20 (0.20)

 Proportion of referrals attendedb

46 (100)

0.74 (0.38)

28 (97)

0.88 (0.32)

24 (100)

0.75 (0.44)

26 (100)

0.78 (0.41)

 Emergency department presentationsa

57 (95)

0.03 (0.05)

55 (95)

0.03 (0.12)

48 (96)

0.01 (0.07)

36 (97)

0.02 (0.07)

 Hospitalisationsa

58 (97)

0.09 (0.14)

55 (95)

0.09 (0.19)

46 (92)

0.12 (0.35)

36 (97)

0.09 (0.17)

Key clinical outcomes

n (%)

mean (SD)

n (%)

mean (SD)

n (%)

mean (SD)

n (%)

mean (SD)

 HbA1c (%)a

49 (82)

7.9 (1.9)

39 (67)

7.9 (1.8)

22 (44)

7.8 (1.9)

28 (76)

8.0 (1.7)

 BMI (kg/m2) a

59 (98)

34.5 (8.8)

45 (78)

35.4 (10.6)

26 (52)

36.6 (8.7)

32 (86)

35.3 (8.4)

 Systolic blood pressure (mmHg) a

56 (93)

134 (20)

50 (86)

127 (16)

37 (74)

127 (19)

37 (100)

126 (22)

 Diastolic blood pressure(mmHg) a

56 (93)

77 (9)

51 (88)

76 (11)

37 (74)

76 (9)

37 (100)

78 (14)

  1. a n represents the number of participants where complete information was available for each variable and percentages are calculated using the number of participants in the study at each measurement point as the denominator
  2. b n gives the number of participants where complete information on attendances for every medical specialist referral was recorded and percentages are calculated using the number of medical specialist referrals as the denominator