Outcomes after early and delayed rehabilitation for exacerbation of chronic obstructive pulmonary disease: a nationwide retrospective cohort study in Japan

Table 3 Risk-adjusted treatment effects of early pulmonary rehabilitation on the outcomes

	Risk-adjusted treatment effect^a(95% confidence interval)	P-value
90-day readmission (%)	−2.1 (−3.7, −0.5)	0.009
Barthel index ≥15 at discharge (%)	−0.5 (−2.2, 1.1)	0.504
Length of stay (days)	−9.8 (−10.7, −8.8)	<0.001

^aAdjusted for age, sex, pre-admission within 180 days, Japan coma scale, body mass index, smoking index, Barthel index, Hugh-Jones dyspnoea scale score, Charlson comorbidity index, intensive care unit admission, steroid dose, hospital volume, population density of patient living area, and distance between patient residence and hospital

ISSN: 1465-993X