Table 3 Proportions of contact to GP with respiratory alarm symptoms by gender, age, smoking status, alcohol intake and BMI

Total

4 180

1 438

34.7

33.2–36.7

3 960

1 936

49.7

48.1–51.3

62

29

47.5

34.6–60.7

1 694

458

27.4

25.2–29.6

Gender

<0.001

<0.001

0.586

0.274

 Men

2 095

658

31.7

29.7–33.8

1 912

960

50.9

48.6–53.2

42

18

43.9

28.5–60.3

813

210

26.1

23.1–29.3

 Women

2 085

780

37.7

35.6–39.8

2 048

976

48.5

46.3–50.7

20

11

55.0

31.5–76.9

881

248

28.5

25.5–31.6

Age

<0.001

<0.001

0.295

<0.001

 20–39

813

184

22.9

20.0–25.9

880

288

33.1

29.9–36.3

18

8

44.4

21.5–69.2

303

32

10.7

7.4–14.7

 40–59

1 452

435

30.0

27.6–32.4

1 423

632

44.8

42.2–47.5

23

8

36.4

17.2–59.3

519

136

26.4

22.6–30.4

 60–79

1 696

723

43.0

40.7–45.4

1 457

883

61.8

59.2–64.3

23

12

60.0

36.1–80.1

750

251

34.1

30.7–37.7

  > 80

219

96

45.7

38.9–52.7

200

133

71.1

64.1–77.5

1**

1

100.0

36.1–80.1

122

39

32.0

23.8–41.0

Smoking status

<0.001

<0.001

0.340

<0.001

 Never

1 262

482

38.2

35.5–40.9

1 224

562

45.9

43.1–48.8

19

7

36.8

16.3–61.6

567

165

29.1

25.4–33.0

 Former

1 097

471

42.9

40.0–45.9

1 387

809

58.3

55.7–60.9

20

12

60.0

36.1–80.9

617

193

31.3

27.6–35.1

 Current

1 635

428

26.2

24.1–28.4

1 131

490

43.3

40.4–46.3

18

10

55.6

30.8–78.5

430

88

20.5

16.7–24.6

Alcohol intake

<0.001

0.142

0.281

0.239

 0 units/week

409

175

42.8

37.9–47.7

489

267

45.6

50.1–59.1

7

5

71.4

23.9–96.3

167

53

31.7

24.8–39.4

 1–7 units/week

1 642

806

35.2

33.2–37.2

1 510

1 105

48.9

46.9–51.0

25

19

55.9

37.9–72.8

706

282

28.4

25.6–31.3

 8–21 units/week

1 043

329

31.5

28.7–34.5

820

401

48.9

45.4–52.4

13

4

30.8

9.1–61.4

375

90

24.0

19.8–28.7

 ≥ 22 units/week

251

70

27.9

22.4–33.9

174

87

50.0

42.3–57.7

3**

1

33.3

8.4–90.1

79

21

26.6

17.3–37.8

BMI

0.007

0.838

0.911

0.139

 Underweight (<18.5)

88

36

40.9

30.5–51.9

79

41

51.9

40.4–63.3

1**

1

100.0

2.5–1

43

13

30.2

17.2–46.1

 Normal (18.5–24.9)

1 731

570

32.9

30.7–35.2

1 494

732

49.0

46.4–51.6

25

12

48.0

27.8–65.7

734

183

24.9

21.8–28.2

 Overweight (25–29.9)

1 409

474

33.6

31.2–36.2

1 297

642

49.9

46.7–52.2

19

9

47.4

24.4–71.1

556

162

29.1

25.4–33.1

 Obese (≥30)

737

291

39.5

35.9–43.1

855

434

50.7

47.4–52.2

12

7

58.3

27.7–84.8

273

86

31.5

26.0–37.4