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Table 2 Questionnaire responses: Responses to some of the ISAAC asthma and supplementary questions in the questionnaire.

From: Effect of degree of urbanisation on age and sex-specific asthma prevalence in Swedish preschool children

 

Asthma-allergy day-care centres

Ordinary day-care centres

 

n

%

n

%

Ever wheezing

454

45.7

1326

27.3

   Possibly false croup

5

0.5

58

1.2

Wheezing in last 12 months

385

38.8

908

18.7

   1–3 times

170

17.1

656

13.5

   4–12 times

139

14.0

193

4.0

   > 12 times

74

7.5

49

1.0

Wheezing with no cold

207

20.9

299

6.2

Wheezing at exercise

227

22.9

306

6.3

Severe wheezing* )

105

10.6

134

2.8

Night awakenings** )

286

28.9

564

11.6

   < once a week

203

20.5

435

9.0

   weekly or more often

83

8.4

129

2.7

Dry cough at night*** )

291

29.5

711

14.7

Ever had asthma

328

33.0

446

9.2

Physician diagnosis

304

30.7

364

7.5

On inhalation steroids

276

27.6

274

5.6

Emergency treatment

206

20.8

354

7.3

  1. *) Wheezing severe enough to interfere with speech
  2. **) Night awakenings due to wheezing
  3. ***) Dry cough at night with no cold