An Intelligent System Approach for Asthma Prediction in Symptomatic Preschool Children : Table 1

Table 1: Prognostic factors.


Category	Prognostic factors

Demographic	age, sex, ethnicity^#, height, weight, waist’s perimeter, residence^#
Wheezing episodes	until 3rd year, between 3rd and 5th year
Symptoms	wheezing, cough, allergic rhinitis, runny nose, congestion, eczema, food allergy, pharmaceutical allergy, allergic conjunctivitis, dyspnea, seasonal symptoms^#
Parental history	asthma*
House conditions	number of family members, pets*, type of heating^#
Pharmaceutical therapy	bronchodilators, corticosteroids inhaled, corticosteroids per os, antileukotriene, antihistamine
Breathing tests	FEV₁%, FEF_25/75%
Tests	Ig E U/Ml
Allergens	, , olive^#, pellitory^#, graminaceae^#, pine^#, cypress^#, cat^#, dog^#,
Neonatal period	pregnancy duration, breastfeeding duration^#, smoking during pregnancy*
Asthma	treatment*

*The encoding is binary: yes (1) or no (0).
^#The encoding is shown in Table 2.
All other factors are numerical.