Skip to main content

Table 1 Characteristics of the study patients, knowledge of their smoking habits, and use of spirometry in the study groups, years 1997 and 2002

From: Use of spirometry and recording of smoking habits of COPD patients increased in primary health care during national COPD programme

 

Group

1997

2002

p

N

COPD

100

216

NA1

 

Others

972

1429

NA

 

All

1072

1645

NA

Mean age (years ± SD)

COPD

70.1 (11.3)

68.3 (13.0)

0.22

 

Others

51.7 (19.8)

53.4 (19.3)

0.03

 

All

53.4

55.4

0.96

Gender/male

N (%)

COPD

69 (69.0)

146 (67.6)

0.46

 

Others

342 (35.2)

463 (32.4)

0.09

 

All

411 (38.3)

609 (37.0)

0.49

PEF

COPD

173.0 (260.3)

309.3 (148.4)

0.001

 

Others

263.3 (227.1)

414.8 (121.0)

< 0.001

 

All

247.1 (235.0)

390.8 (135.0)

< 0.001

FEV1/FVC

COPD

61.9 (10.6)

67.4 (14.0)

0.04

 

Others

81.8 (6.4)

86.1 (18.1)

0.10

 

All

74.2 (12.7)

81.1 (19.0)

0.001

Data on smoking status available N (%)

COPD

45 (45.0)

182 (84.3)

< 0.001

 

Others

133 (13.7)

693 (48.5)

< 0.001

 

All

178 (16.6)

875 (53.2)

< 0.001

Pack years of smoking

COPD

31.0 (9.8)

46.9 (17.9)

0.03

 

Others

25.9 (9.3)

24.5 (18.8)

0.86

 

All

27.2 (11.5)

37.3 (19.2)

0.03

Spirometry performed N (%)

COPD

32 (32.0)

172 (79.6)

< 0.001

 

Others

54 (5.6)

468 (32.8)

< 0.001

 

All

86 (8.0)

640 (38.9)

< 0.001

  1. 1 Not available