Table 2

Manifestation prevalence
Age groups, years
1-2 3-4 5-6 p
n 1119 1993 1774
Asthma manifestations, n (%)
  Ever had asthma and current*) symptoms 81 (7.3) 153 (7.7) 94 (5.3) <0.05
  Wheezing 4 times or more last 12 months 77 (6.9) 94 (4.7) 64 (3.6) <0.0001
  Physician diagnosis and current*) symptoms 69 (6.2) 142 (7.2) 88 (5.1) 0.10
  Being on inhalation steroids 57 (5.1) 129 (6.7) 88 (5.0) 0.64
  Any asthma criterion 114 (10.2 195 (9.8) 132 (7.4) <0.01
Rhinitis manifestations n (%)
  Ever had hay-fever and current*)symptoms 43 (3.8) 86 (4.3) 105 (5.9) <0.01
  Rhino-conjunctivitis without cold last 12 months 49 (4.4) 97 (4.9) 94 (5.3) 0.26
  Physician rhinitis diagnosis and current*)symptoms 10 (0.9) 35 (1.8) 58 (3.3) <0.0001

  On anti-allergy medication and current*)

symptoms

17 (1.5) 41 (2.1) 66 (3.7) <0.0001
  Any rhinitis criterion 79 (7.1) 137 (6.9) 145 (8.2) 0.20
Eczema manifestations, n (%)
  Itchy rash ever, coming and going for ≥ 6 months, and itchy rash in typical eczema localisations last 12 months 224 (20.4) 416 (21.0) 383 (21.8) 0.31
  Physician eczema diagnosis and current*) symptoms 102 (9.2) 198 (10.0) 183 (10.4) 0.31
  Steroid ointments last 12 months and current*) symptoms 98 (8.8) 141 (7.1) 117 (6.6) <0.05
  Any eczema criterion 240 (21.5) 444 (22.3) 398 (22.4) 0.56

Prevalence n (%) of current possible asthma, rhinitis and eczema manifestations based on questionnaire data in boys and girls 1–6 years old attending ordinary day-care centres.

*) Current indicates symptoms of the specific disease at any time during the last 12 months.

Bröms et al.

Bröms et al. BMC Public Health 2013 13:764   doi:10.1186/1471-2458-13-764

Open Data