Table 3.

Multivariable linear regression of variables for the relation to HR ≥70 bpm

Variable	B	SE	β	t	95% CI		p value
					lower limit	upper limit
Constant	1.379	0.442		3.123	0.513	2.245	0.002
Age (years)	−0.004	0.001	−0.102	−4.130	−0.006	−0.002	<0.001
DM (0 and 1)	0.144	0.021	0.132	6.730	0.102	0.186	<0.001
COPD/asthma (0 and 1)	0.068	0.024	0.056	2.879	0.022	0.114	0.004
BP (mm Hg)	−0.001	0.000	−0.040	−2.052	−0.002	0.000	0.040
NYHA (1–4)	0.077	0.015	0.108	5.244	0.048	0.105	<0.001
Serum sodium, mmol/L	−0.008	0.003	−0.049	−2.507	−0.014	−0.002	0.012
Four tiles of peptides (1–4)a	0.023	0.009	0.054	2.507	0.005	0.040	0.012
eGFR (mL/min/1.73 m2]	0.001	0.000	0.069	2.836	0.000	0.002	0.005
β-Blocker doseb	0.001	0.000	0.084	4.258	0.001	0.002	<0.001

DM, diabetes mellitus; BP, blood pressure; NYHA, New York Heart Association.

^aCombined N-terminal pro-B-type natriuretic peptide and BNP-type natriuretic peptide.

^bPercent of the target dose according to the guidelines [4].