The hazard of non - influenza respiratory pathogens was higher during the same period ( HR 1 . 65 , 95 % CI [ 1 . 14 , 2 . 38 ] ) ; when stratified by age the hazard remained higher for children ( HR 1Á71 , 95 % CI [ 1 . 16 , 2 . 53 ] ) but not for adults ( HR 0 . 88 , 95 % CI [ 0