Table 1– Demographic characteristics and data related to lung function, treatment, dyspnoea, St George’s Respiratory Questionnaire (SGRQ) and Groningen Activities of Daily Living Restriction Scale (GARS) score for the total group by SGRQ and GARS scores at baseline
Severity based on SGRQ at baselineSeverity based on GARS ADL score at baseline
LowIntermediateHighLowIntermediateHigh
HRQoL functional status mean
 SGRQ score at baseline47.3±8.867.1±4.381.0±6.352.6±13.967.0±11.675.3±11.1
 GARS score at baseline28.6±6.835.1±6.439.2±5.825.8±3.633.8±2.042.6±3.3
Demographics
 Patients n272728272530
 Age yrs69.3±7.269.8±6.469.3±6.966.6±6.270.8±6.670.9±6.8
 BMI kg·m−223.4±3.923.3±2.622.0±4.623.8±3.421.4±3.823.3±3.9
 Females10 (37)7 (26)11 (39)10 (37)9 (36)9 (30)
 Living alone9 (33)4 (15)8 (29)7 (26)9 (36)5 (17)
Lung function
 FEV1 % pred25 (24–28)25 (22–27)25 (22.3–27)26 (24–28)26 (24–28)25 (20–26)
Treatment
 Admitted to hospital in the previous year12 (44)13 (48)16 (57)12 (44)13 (52)16 (53)
 Ever attended pulmonary rehabilitation therapy10 (37)15 (56)13 (46)10 (37)10 (40)18 (60)
 Current use of long-term oxygen therapy10 (37)14 (52)13 (46)6 (22)13 (52)18 (60)
Dyspnoea
 MRC dyspnoea scale3 (1–4)4 (4–5)5 (5–5)4 (2–4)4 (4–5)5 (5–5)
  • Data are presented as mean±sd, n (%) or median (interquartile range), unless otherwise stated. Higher scores on SGRQ and GARS indicate increasing severity. ADL: activities of daily living; HRQoL: health-related quality of life; BMI: body mass index; FEV1: forced expiratory volume in 1 s: % pred: % predicted; MRC: Medical Research Council.