Table 2 Distribution of asthma, asthma-like conditions, and allergic conditions by country and location of residence

Ever diagnosed with asthma

1.5

2.1

4.1†

1.4

1.4

3.5^***

Asthma attacks in the past 12 months

0.7

0.9

1.8^**

0.7

0.7

1.2

Woken by asthma attacks in the past 3 months

0.5

0.4

1.4^{*, **}

0.3

0.7

0.7

Spastic bronchitis

7.9

6.5

3.2^**

6.4

7.5

2.7^***

Ever had chest wheeze

10.2

32.9*

14.7^{*, **}

10.7

30.0

11.9^***

Chest wheeze in the past 12 months

10.0

13.0

5.2^**

10.7

11.5

4.8^***

SOB with exercise in the past 12 months

4.0

6.6

4.7^{*, **}

3.6

5.8

3.1^***

Nocturnal SOB in the past 12 months

1.7^*

1.8

3.5^{*, **}

1.0

1.7

2.2^***

Cough in the past 12 months

58.4^*

73.4*

68.8^**

65.1

70.5

67.8^***

Productive cough in the past 12 months

34.0^*

46.0

52.5^{*, **}

39.4

44.3

42.8^***

Ever diagnosed with rhinitis

5.3^*

3.6

22.8^{*, **}

2.1

4.4

14.7^***

Ever diagnosed with eczema

12.6^*

7.0

12.7^{*, **}

8.6

6.8

7.4

Ever diagnosed with any allergy

17.7^*

12.0

24.3^{*, **}

10.7

13.1

16.1^***

Ever had symptoms of allergic rhinitis or hayfever

3.7^*

7.9*

20.6^{*, **}

1.1

4.7

14.2^***

Ever had sneezing with congestion or intense runny nose apart from a cold

10.0^*

14.3*

21.1^{*, **}

7.0

9.7

13.6^***

Ever had skin allergy or itching

15.3^*

14.1^*

11.2^{*, **}

12.7

11.7^*

7.1^***