Regression coefficient2-150 | 95% CI | p value | |
CRQ-SR | |||
Dyspnoea | 5.28 | –0.19 to 10.75 | 0.06 |
Fatigue | 4.11 | –0.83 to 9.04 | 0.1 |
Emotion | 3.14 | –2.06 to 8.34 | 0.2 |
Mastery | 7.15 | 2.87 to 11.42 | 0.002 |
SF-36 | |||
Physical functioning | 1.32 | 0.13 to 2.51 | 0.03 |
Role physical | 1.91 | –3.77 to 7.59 | 0.5 |
Role mental | 3.58 | –1.98 to 9.14 | 0.2 |
Social functioning | 1.87 | –0.74 to 4.48 | 0.2 |
Pain | 1.51 | –1.42 to 4.44 | 0.3 |
Mental health | 1.17 | –0.11 to 2.44 | 0.07 |
Energy | 1.91 | 0.35 to 3.47 | 0.02 |
Health perception | 2.67 | 1.16 to 4.18 | 0.001 |
HADS | |||
Anxiety | –1.31 | –2.97 to 0.34 | 0.1 |
Depression | –1.79 | –3.51 to –0.06 | 0.04 |
EPSS | –0.56 | –2.14 to 1.03 | 0.5 |
CRQ-SR = Chronic Respiratory Questionnaire; SF-36 = Short Form 36; HADS = Hospital Anxiety Depression Scale; EPSS = Epworth Sleepiness Score.
↵2-150 Regression coefficients are for change in percentage predicted FVC predicted by a unit increase in questionnaire score. The regression coefficients are adjusted for age and sex.