Table 2 Prevalence of current chemical intolerance and past medical history (N = 2044)
From: Background factors of chemical intolerance and parent–child relationships
Mother n/N (%)a | Father n/N (%)a | Three-year-old child n/N (%)a | |
|---|---|---|---|
Chemical intolerance | 91/2028 (4.5) | n.a. | 5/1989 (0.25) |
Allergies | |||
Hay fever | 401/2044 (19.6) | 254/2044 (12.4) | 21/2043 (1.0) |
Allergic rhinitis | 423/2044 (20.7) | 184/2044 (9.0) | 125/2043 (6.1) |
Allergic conjunctivitis | 237/2044 (11.6) | 57/2044 (2.8) | 50/2043 (2.4) |
Alimentary allergy | 41/2044 (2.0) | 22/2044 (1.1) | 238/2043 (11.6) |
Medication allergy | 39/2044 (1.9) | 9/2044 (0.4) | 17/2043 (0.8) |
Atopic dermatitis | 164/2044 (8.0) | 80/2044 (3.9) | 202/2043 (9.9) |
Any allergiesb | 792/2044 (38.7) | 452/2044 (22.1) | 472/2043 (23.1) |
Bronchial asthma | 105/2044 (5.1) | 86/2044 (4.2) | 139/2043 (6.8) |
Empyema, sinusitis | 221/2044 (10.8) | 121/2044 (5.9) | 96/2043 (4.7) |
Chronic bronchitis | 15/2044 (0.7) | 9/2044 (0.4) | 22/2043 (1.1) |
Rheumatoid arthritis | 5/2044 (0.2) | 2/2044 (0.1) | 0/2043 (0.0) |
Gastric ulcer | 43/2044 (2.1) | 61/2044 (3.0) | 0/2043 (0.0) |
Multiple chemical sensitivity | 0/2044 (0.0) | 0/2044 (0.0) | 1/2043 (0.05) |
Sick building syndrome | 3/2044 (0.1) | 2/2044 (0.1) | 2/2043 (0.1) |