Table 1 Patient characteristics and diagnosis registered in the medical records for the previous five years in 376 patients aged ≥40 years diagnosed with an obstructive lung disease in primary care

Men

69

46.3

74

32.6

0.007

Age ≥65 years

82

55.0

70

30.8

<0.001

Smoking

 Current

44

29.5

62

27.3

<0.001^a

 Former

86

57.7

87

38.3

 Never

19

12.8

78

34.4

GP diagnosis

 COPD only

59

39.6

15

6.6

<0.001^a

 COPD and asthma

54

36.2

38

16.7

 Asthma only

36

24.4

174

76.7

Other illness (GP reported)

 Allergic rhinitis and/or eczema

46

30.9

125

55.1

<0.001

 Cardiovascular disease

64

43.0

58

25.6

<0.001

Exacerbation in the previous year

54

36.2

46

20.3

0.001

FEV₁% predicted

 <50

44

29.5

7

3.1

<0.001^a

 50–80

87

58.4

77

33.9

 ≥80

18

12.1

143

63.0

CCQ mean score^b

 <1

30

21.6

64

29.9

0.03^a

 1–2

50

36.0

81

37.9

 ≥2

59

42.4

69

32.2