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Table 1 Characteristics of the acute myocardial infarction hospitalisation in Gothenburg, Sweden during 1 January 1985–31 December 2010

From: The effect of secondary inorganic aerosols, soot and the geographical origin of air mass on acute myocardial infarction hospitalisations in Gothenburg, Sweden during 1985–2010: a case-crossover study

 

No. cases

%

Total

28215

100.0

Sex

  

Male

16627

58.9

Female

11588

41.1

Age (years)

  

23 − 35

62

0.2

36 − 55

2459

8.7

56 − 65

3951

14.0

66 − 75

7390

26.2

76 − 84

9122

32.3

85 − 102

5231

18.5

Seasonal period

  

Warm

13381

47.4

Cold

14834

52.6

Time period

  

1985 − 2000

18264

64.7

1990 − 2000

12109

42.9

2001 − 2010

9951

35.3

  1. Warm period: April − September, cold period: October − March.
  2. Time period: Air pollution emissions in Europe changed during the last two decades, with large reductions in SOx, NOx and NHx emissions during the late 1990s [38]. PM10 and PMrest available from 1990–2010.