Table 3 Adjusted Utilization and Costs After the Initial CDI Diagnosis Between Non-CDI and CDI Residents

# inpatient claims

0.13

0.41

0.66

0.88

<0.001

77.03

# outpatient claims

1.39

2.27

1.57

2.62

0.1039

7.42

# SNF claims

0.33

0.80

0.85

1.31

<0.001

47.96

# HSP claims

0.15

0.57

0.20

0.58

0.06

8.29

# HHA claims

0.01

0.10

0.00

0.06

0.181

4.90

# DME claims

0.26

0.87

0.34

1.00

0.0633

8.48

# carrier claims

5.33

5.60

10.17

9.57

<0.001

61.71

# pharmacy visits among those with ≥1 pharmacy visit

7.62

7.02

5.50

6.91

<0.001

30.37

# inpatient claims

0.08

0.40

0.23

0.56

<0.001

31.27

# long term care claims

3.01

4.28

2.50

4.53

0.0092

11.62

# Other therapy claims

3.82

7.88

6.10

9.57

<0.001

25.95

# pharmacy visits among those with ≥1 pharmacy visit

2.37

4.67

1.74

4.23

0.0009

14.17

Inpatient stay costs

$1435

$5664

$9678

$21206

<0.001

53.1

Outpatient costs

$550

$1480

$527

$1292

0.6931

1.7

SNF costs

$1452

$5049

$4939

$9091

<0.001

47.4

HSP costs

$551

$2140

$610

$2202

0.5343

2.7

HHA costs

$22

$474

$20

$391

0.918

0.4

DME costs

$92

$412

$126

$457

0.0877

7.7

Carrier claims costs

$835

$1882

$2463

$3677

<0.001

55.7

Pharmacy visit costs among those with ≥1 pharmacy visit

$777

$914

$629

$963

0.0004

15.8

Total costs

$5716

$10120

$18993

$27290

<0.001

64.5

Inpatient stay costs

$316

$2807

$2715

$14083

<0.001

23.6

Long term care costs

$6738

$5526

$5141

$5740

<0.001

28.4

Other therapy costs

$696

$2337

$1590

$17513

0.1935

7.2

Pharmacy visit costs among those with ≥1 pharmacy visit

$178

$650

$183

$809

0.8855

0.7

Total costs

$7928

$7088

$9628

$24163

0.0757

9.5

Combined Medicare/Medicaid costs

$13644

$11362

$28621

$33532

<0.001

59.8