Table 5– Cross-sectional construct validity#: visit 2
QuestionnaireMiniPAQLQRCPACDPACQLQ
ACQ: all questions−0.830.520.77−0.63
Symptoms alone−0.840.570.71−0.56
Symptoms plus FEV1 % pred−0.830.520.72−0.61
Symptoms plus SABA use−0.830.560.77−0.58
  • MiniPAQLQ: Mini Paediatric Asthma Quality of Life Questionnaire; RCP: Royal College of Physicians’ “Three Questions”; ACD: Asthma Control Diary; PACQLQ: Paediatric Asthma Caregiver’s Quality of Life Questionnaire; ACQ: Asthma Control Questionnaire; FEV1: forced expiratory volume in 1 s; % pred: % predicted; SABA: short-acting β2-agonist. #: Pearson correlation coefficients.