Table 3 Univariate Cox proportion-hazards regression.

From: Fixed complex electrograms during sinus rhythm and local pacing: potential ablation targets for persistent atrial fibrillation

Variants

HR (95% CI)

P value

Age (per year)

1.02 (0.98–1.08)

0.33

Sex (female as reference)

0.53 (0.24–1.18)

0.10

BMI (per kg/m2)

1.00 (0.91–1.11)

0.97

AF duration (per month)

1.01 (0.99–1.02)

0.11

Hypertension (yes vs. no)

2.47 (1.12–5.47)

0.03

Diabetes (yes vs. no)

1.72 (0.77–3.81)

0.19

CHD (yes vs. no)

1.62 (0.49–5.33)

0.42

Heart failure (yes vs. no)

1.37 (0.42–4.50)

0.60

eGFR (per ml/min)

0.99 (0.96–1.01)

0.24

LAD (per mm)

1.19 (1.10–1.30)

 < 0.01

LVEF (per percent)

0.99 (0.94–1.04)

0.65

Proportion of C-EGMs (per percent)

1.04 (0.99–1.09)

0.08

Proportion of non-fixed C-EGMs (per percent)

1.01 (0.96–1.07)

0.65

Proportion of fixed C-EGMs (per percent)

1.22 (1.11–1.35)

 < 0.01

  1. Based on data of AF patients not receiving fixed C-EGMs ablation.
  2. AF, atrial fibrillation; BMI, body mass index; CHD, coronary heart disease; eGFR, estimated glomerular filtration rate; LAD, left atrial dimension; LVEF, left ventricular ejection fraction.
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