TABLE 4.

Impact of comorbidities on improvement in exercise capacity following pulmonary rehabilitation in the interstitial lung disease population (results of multivariate logistic regression analysis)

	Dependent variable	Independent variable	β±se	eβ (95% CI)	p-value
Unadjusted analysis	6MWD improvement (MID)	No circulatory comorbidity	2.051±0.997	7.775 (1.102–54.863)	0.040
		No MSK/connective tissue comorbidity	2.055±0.917	7.807 (1.293–47.124)	0.025
		Age <65 years	2.402±1.212	11.041 (1.026–118.854)	0.048
Adjusted# analysis	6MWD improvement (MID)	No circulatory comorbidity	2.246±1.203	9.449 (0.895–99.449)	0.062
		No MSK/connective tissue comorbidity	1.908±1.176	6.737 (0.673–67.479)	0.105
		Age <65 years	2.415±1.338	11.189 (0.813–153.960)	0.071

6MWD: 6-min walk distance; MID: minimal important difference; MSK: musculoskeletal. ^#: for sex, oxygen use and modified Medical Research Council dyspnoea scale score. Bold indicates statistically significant p-values.