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Table 3 Demographic characteristics of patients in the tree pollen study

From: Early nonreactivity in the conjunctival provocation test predicts beneficial outcome of sublingual immunotherapy

  1000 UA/day Placebo
Reaction No reaction
Patient population
n 59 17 94
Male
n 26 10 34
% 44.1 58.8 36.2
Female
n 33 7 60
% 55.9 41.2 63.8
Mean age
yr 45.54 49.41 46.73
SD 13.30 13.86 11.96
Mean duration of rhinitis
yr 21.32 22.29 20.63
SD 14.48 14.22 12.43
Bronchial asthma
n 18 5 24
% 30.5 29.4 25.5
Atopic dermatitis
n 0 0 1
% 0 0 1.1
Birch pollen
n All
% 100
Alder pollen
n 57 17 89
% 98.3a 100 96.7b
Grass pollen
n 31 12 57
% 52.5 70.6 60.6
Rye pollen
n 30 12 49
% 50.8 70.6 52.1
Hazel pollen
n 50 15 74
% 84.7 88.2 78.7
House dust mite
n 21 3 25
% 35.6 17.6 26.6
Cat dander
n 21 7 37
% 35.6 41.2 39.4
Dog dander
n 16 4 30
% 27.1 23.5 31.9
Alternaria
n 12 1 19
% 20.3 5.9 20.2
  1. SD standard deviation, UA unit of allergen
  2. aFor alder pollen, SPT results from 1 patient are missing (n = 58)
  3. bFor alder pollen, SPT results from 2 patients are missing (n = 92)