Results : HPA axis reactivity was blunted in the PD / rhinovirus + group compared to the average of control / rhinovirus + , PD / rhinovirus - , and control / rhinovirus - groups ( difference : 14 . 7 ln [ nmol / L ] × min , 95 % confidence interval 3 . 8 - 25 . 6 , p = . 008 ) .