Respiratory Research

Table 2 Linear regression looking at the effect of various variables on RHI values

From: Endothelial dysfunction is not a predictor of outcome in chronic obstructive pulmonary disease

	Beta	95% Confidence Interval		P-value
	Beta	Lower limit	Upper limit	P-value
Age	−0.147	−0.021	0.001	0.066
BMI	−0.259	−0.041	− 0.011	0.001
Systolic blood pressure	0.056	−0.004	0.008	0.514
Diastolic blood pressure	−0.008	−0.010	0.009	0.923
Heart rate	−0.077	−0.011	0.004	0.371
Gender	0.262	0.146	0.556	0.001
Smoking status	0.031	−0.163	0.241	0.706
FEV₁ (L)	0.003	−0.154	0.159	0.977
BODE index	−0.011	−0.051	0.044	0.887
BORG	−0.104	−0.096	0.026	0.262
CAT Score	−0.055	−0.020	0.010	0.524
6MWT	0.027	−0.001	0.001	0.771

BMI Body mass index, FEV₁ Forced expiratory volume in 1 s., BODE BMI, airflow obstruction, dyspnoea and exercise capacity, BORG Borg dyspnoea scale, CAT score COPD assessment score, 6MWD 6-min walk distance

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ISSN: 1465-993X

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