St. George's Respiratory Questionnaire
Name of Questionnaire
St. George's Respiratory Questionnaire (SGRQ)
Disease-specific instrument designed to measure impact on
overall health, daily life, and perceived well-being. Developed for
use by patients with fixed and reversible airway obstruction.
P Jones, F Quirk, C Baveystock, P Littlejohns
Division of Physiological Medicine
St. George's Hospital Medical School
London SW17 Ore
Cost & availability
Contribution to the St. George's Research Fund is requested from
commercial organizations using the instrument. Permission should be
obtained from the authors.
Self, face-to-face or telephone interview 4
Time to complete
Number of items
Domains & categories
3 sections and total score
Name of categories/domains
Symptoms (frequency & severity); Activity (activities that
cause or are limited by breathlessness); Impacts (social
functioning, psychological disturbances resulting from airways
Scaling of items
- Section I (Symptoms): 5-point Likert
- Sections II (Activity) and III (Impacts): Dichotomous
Scores for each section and a total score; each item is weighted
based on empirical data. Scores range from 0 to 100, with higher
scores indicating poor health.
||Reported 1 , 2
|b. Internal consistency
Significant correlations between total score and presence of
cough, sputum, and wheeze 2 .
Significant correlations between other measures of disease activity
(FEV1, FVC, SaO2 at rest, 6-MWD, MRC dyspnea grade, anxiety score,
depression score, SIP total score, SIP physical domain, SIP
psychosocial domain) and symptom, activity, and impact domains 2 .
Reported 3 ; Based on empirical data
and interviews with patients, a mean change score of 4 units is
associated with slightly efficacious treatment, 8 units for
moderately efficacious change and 12 units for very efficacious
treatment 1 , 3 .
Reported, including clinical trial 3
, 8 Also used in
Original: English (U.K.)
Translations: Finnish, Dutch, Italian, Thai,
Japanese - International Quality of Life Assessment (IQOLA) process
used in translation7. Danish, French,
Portugese3, Spanish9, Swedish10
, American English (SGRQ-A)11,
- Jones PW, Quirk FH,
Baveystock CM. The St. George's Respiratory Questionnaire. Resp Med
- Jones PW, Quirk FH,
Baveystock CM, Littlejohns P. A self-complete measure of health
status for chronic airflow limitation. Am Rev Respir Dis
- Jones PW and the
Nedocromil Sodium Quality of Life Study Group. Quality of life,
symptoms, and pulmonary function in asthma: long-term treatment
with nedocromil sodium examined in a controlled multicentre trial.
Eur Respir J 1994;7:55-62.
- Anie KA, Jones PW. Hilton
SR, Anderson HR. A computer-assisted telephone interview technique
for assessment of asthma morbidity and drug use in adult asthma. J
Clin Epidemiol 1996;49(6):653-656.
- Quirk FH, Jones PW.
Patients' perception of distress due to symptoms and effects of
asthma on daily living and an investigation of possible influential
factors. Clin Sci 1990;79:17-21.
- Quirk FH, Baveystock CM,
Wilson RC, Jones PW. Influence of demographic and disease-related
factors on the degree of distress associated with symptoms and
restrictions on daily living due to asthma in six countries. Eur
Respir J 1991;4:167-171.
- Jones PW, Bosh TK.
Quality of life changes in COPD patients treated with salmeterol.
Am J Respir Crit Care Med 1997;155;1283-1289.
- Lahdensuo A, Haahtela T,
Herrala J, et al. Randomised comparison of guided self management
and traditional treatment of asthma over one year. BMJ
- Ferrer M, Alonso J,
Prieto L, et al. Validity and reliability of the St George's
Respiratory Questionaire after adaptation to a different language
and culture: the Spanish examaple. Eur Respir J
- Engstrom C-P, Persson
L-O, Larsson S, Sullivan M. Reliability and validity of a Swedish
version of the St. George's Respiratory Questionnaire. Eur Respir J
- Barr JT, Schumacher GE,
Freeman S, LeMoine M, Bakst AW, Jones PW. American translation,
modification, and validation of the St. George's Respiratory
Questionnaire. Clinical Therapeutics 2000;22(9):1121-1145.
- Wilson CB, Jones PW,
O'Leary CJ, Cole PJ, Wilson R. Validation of the St. George's
Respiratory Questionnaire in bronchiectasis. Am J Respir Crit Care
- Kuzniar T, Patkowski J,
Liebhart J, Wytrychowski K, Dobek R, Slusarz R, Liebhart E -
[Validation of the Polish version of St George's Respiratory
Questionnaire in patients with asthma] - Pneumonol Alergol Pol
- Wang KY, Chiang CH, et
al. Psychometric assessment of the Chinese language version of the
St. George's Respiratory Questionnaire in Taiwanese patients with
bronchial asthma. J Formos Med Assoc 2001;100(7): 455-60.
Date of information