N=142 N (%)
Mean age in years (S.D.) 44.41 (17.30)
Age range in years 18-78
Gender Male 56 (39.4)
Female 85 (59.9)
Prefer not to say 1 (0.7)
Ethnicity White 117 (82.4)
Indian/Pakistani 13 (9.2)
African/Caribbean 4 (2.8)
Prefer not to say 3 (2.1)
Other 5 (3.5)
Highest level of education Vocational qualification 20 (14.1)
Secondary/High school level 28 (19.7)
A level/post High school level 30 (21.1)
University degree 46 (32.4)
None 8 (5.6)
Mean N of anaphylactic reactions (S.D.) 3.51 (7.48)
Cause of anaphylaxis Food 43 (30.2)
Peri-operative general anaesthesia 27 (19.0)
Medication/drugs (excluding general anaesthesia) 15 (11.3)
Spontaneous 30 (21.1)
Wasp or bee venom 24 (16.9)
Latex 1 (0.70)
Exercise induced 1 (0.70)
Change in temperature 1 (0.70)
Symptoms Difficulty breathing 95 (66.9)
Skin rash 94 (66.2)
Itchy skin 90 (63.4)
Vomiting 30 (21.1)
Swelling of mouth, lips or face 88 (62.0)
Loss of consciousness 24 (16.9)
Drop in blood pressure 64 (45.1)
Under general anaesthetic 21 (14.8)
Brown grading Mild/Moderate 48 (33.8)
Severe 91 (64.1)
Prescription of an AAI Yes 99 (69.7)
How often do you carry your AAI Never 8 (5.6)
Rarely 7 (4.9)
Sometimes 9 (6.3)
Most of the time 23 (16.2)
Always 58 (40.8)
Other allergies Yes 72 (50.7)
Hayfever 39 (27.46)
Eczema 25 (17.61)
Asthma 41 (28.87)
Family history of allergy Yes 42 (29.6)