0 narcose patients were randomly allocated to group A, receiving oropharyngeal tube; accordingly, 0 narcose patients were randomly allocated to group B, receiving traditional airway treatment.
0 narcose patients were randomly allocated to group A, receiving oropharyngeal tube; accordingly, 0 narcose patients were randomly allocated to group B, receiving traditional airway treatment.
随机抽取0例使用口咽通气管的昏迷病人作为A组,并对应地抽取0例使用传统通气方法的昏迷病人作为B组。