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Table 2 2004 Annualized Health Care Costs and Utilization by Type of Service

From: Healthcare costs and utilization for Medicare beneficiaries with Alzheimer's

 

AD

Controls

Contribution of AD†

 

% of Cohort Using

Mean Visit Days

Mean Cost $ (CV)*

% of Cohort Using

Mean Visit Days

Mean Cost $ (CV)*

Visit Days†

Cost $ †

Inpatient

30

3.38

5,094 (419)

20

1.93

4,014 (753)

1.14‡

671‡

Pharmacy

94

--

4,056 (77)

85

--

2,169 (174)

--

1,711‡

Hospital outpatient

61

2.61

1,252 (298)

58

2.51

1,412 (384)

-0.30‡

-366‡

Physician office

79

8.46

1,100 (237)

81

9.97

1,508 (270)

-2.86‡

-648‡

Emergency room

41

1.04

335 (280)

27

0.64

196 (530)

0.28‡

107‡

Home health

7

0.24

32 (1,001)

4

0.15

27 (3,191)

0.05‡

0.37

Other

56

--

2,068 (353)

37

--

1,043 (571)

--

789‡

Total Utilization

97

--

13,936 (181)

91

--

10,369 (324)

--

2,307‡

  1. * CV = Coefficient of Variation = 100*SD/Mean
  2. † Coefficient of the AD indicator from the weighted least square regression for annualized costs, or utilization within each setting controlling for overall illness burden (RRS excluding AD and RRS squared).
  3. ‡ Statistically significant effects attributed to AD at p < 0.05.