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Table 2 12 month resource utilisation data per 100 person-years during 2009 (subsets predetermined from data collected during 2008)

From: Using an electronic medical record (EMR) to conduct clinical trials: Salford Lung Study feasibility

 

Asthma only

COPD 1

COPD and asthma cohort 1

 

Total

Subset ≤1 EXAC

Subset 2 EXAC

Subset ICS or ICS/LABA

Total

Subset ≤1 EXAC

Subset 2 EXAC

Subset ICS/LABA LABA or LAMA

Total

Subset ≤1 EXAC

Subset 2 EXAC

Subset ICS/LABALABA or LAMA

N

7981

7525

456

6606

4478

2247

2231

2997

1718

812

906

1223

Short courses oral steroids2

26.9

20.3

137.5

29.8

92.5

41.0

144.6

118.6

103.9

44.6

157.4

127.5

Antibiotics

96.8

90.7

197.6

100.0

180.6

100.9

261.2

206.6

196.4

108.4

275.3

218.5

GP visits - all cause3

1068.2

1041.9

1515.7

1097.2

1525.9

1296.5

1757.9

1599.6

1531.1

1285.9

1751.0

1587.0

Hospitalisations - all cause

25.5

25.3

29.6

23.3

53.4

51.3

55.4

53.3

46.2

37.1

54.3

50.6

Hospitalisations - respiratory

2.8

2.6

6.0

2.9

13.6

9.1

18.0

16.6

14.3

10.5

17.7

17.5

  1. 1Subset of COPD cohort; 2Data for patients who received >12 OCS prescriptions during 2008 were excluded as outliers; 3routine and unscheduled.
  2. EXAC: asthma or COPD exacerbation; GP: general practitioner; ICS: Inhaled corticosteroid; LABA: long-acting β2-agonist; LAMA: long-acting muscarinic antagonist.