The impact of obesity on walking and cycling performance and response to pulmonary rehabilitation in COPD

BMC Pulmonary Medicine

Table 2 Proportion of subjects reaching the MCID in each group for different outcomes

	Normal BMI	Overweight	Obese
6MWT, %	24*	18	15
CET, %	42	46	57
SGRQ, %	59	64	56
Dyspnea score at the end of 6MWT	46	37	46
Leg Fatigue score at the end of 6MWT	41	31	40
Dyspnea score at the end of CET	60	58	58
Leg fatigue score at the end of CET	56	51	60

Values are % of subjects reaching the MCID defined earlier on each group for three different outcomes. Definitions of abbreviations: 6MWT: 6-minutes walking test; CET: constant exercise test; SGRQ: St. George's respiratory questionnaire. * = p < 0.05 for normal BMI vs obese

ISSN: 1471-2466