The relationship between the Bronchiectasis Health Questionnaire (BHQ) and clinical measures#

BHQ correlation coefficientp-value
FEV1 % pred0.2660.001
FVC % pred0.2520.003
Exacerbations in last 12 months−0.486<0.001
Hospitalisations in last 12 months−0.3280.001
SGRQ Total−0.819<0.001
SGRQ Activities−0.704<0.001
SGRQ Symptoms−0.710<0.001
SGRQ Impact−0.779<0.001
VAS Dyspnoea+−0.703<0.001
VAS Cough+−0.613<0.001
VAS Sputum+−0.481<0.001
  • Data are presented as Pearson's r unless, otherwise stated. FEV1: forced expiratory volume in 1 s; FVC: forced vital capacity; SGRQ: St George's Respiratory Questionnaire; VAS: visual analogue scale. #: n=206 patients; : exacerbations and hospitalisations related to bronchiectasis; +: Spearman's ρ. All p-values <0.01.