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Table 4 Case confirmation rates by algorithm inclusion criteria

From: A longitudinal study of adult-onset asthma incidence among HMO members

Criteria

Potential Cases

Confirmed Cases

  

N

%

Asthma diagnosis AND outpatient nebulization treatment

185

148

80

Any asthma diagnosis AND ordered oral steroids

156

105

67

Any asthma diagnosis AND a second line medication

305

175

57

ER visit OR hospital admission for primary asthma diagnosis

38

20

53

Asthma Diagnosis AND ≥ 2 MDIs

49

18

37

Occupational asthma diagnosis

13

3

23

Total

746

469

63