Table 1

Number of positive skin prick tests and total serum IgE levels for the skin prick test groups at age 6 years stratified by physician diagnosed (MD) asthma 6–29 years

Ever MD asthma
6–29 years
Age 6 year SPT GroupSensitisation at age 6 yearsGeometric mean total IgE age 6 years
N% (n) Monosensitised% (n) PolysensitisedNMean95% CI
NoNegative299002011814 to 22
Non-Alt-positive5869.0 (40)31.0 (18)38138*92 to 207
Alt-positive1915.8 (3)84.2 (16)16196*134 to 285
YesNegative11100863525 to 49
Non-Alt-positive4369.8 (30)27.9 (12)34137†88 to 215
Alt-positive2835.7 (10)64.3 (18)23203†1 07 to  384
  • *P<0.05 compared with non-asthmatic SPTneg.

  • †P<0.05 compared with asthmatic SPTneg.