Table 1

Characteristics of examined outpatients with (cases) and without (controls) asthma

Cases%Controls%
Subjects n317304
Age yrs5.91±2.786.24±2.78
Males20263.717657.9
Atopy175***55.211738.5
SPT+ve to Dermatophagoides133***42.08227.0
Daycare in the first 12 months309.6227.4
Parental atopy13744.611739.8
Smoke17957.217759.2
Older children n
 018259.518264.5
 110534.38429.8
 2165.2145
 33120.7
Fever episodes n
 0–12 months2.55±2.28**2.11±2.11
 13–24 months4.37±2.64***3.66±2.49
 0–24 months6.93±4.32***5.74±4.17
  • SPT: skin-prick test

  • **: p=0.01

  • ***: p<0.001