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. 2021 Aug 26;21:407. doi: 10.1186/s12872-021-02219-8

Table 1.

Patient demographics in the introductory phase

Introductory phase p Value
ZF (n = 16) FL (n = 16)
Age, years 57.9 ± 2.8 59.4 ± 1.8 0.647
Female gender 5 (31.3%) 2 (12.5%)
BMI, kg/m2 28.6 ± 1.0 28.5 ± 1.3 0.969
Hypertension 11 (68.8%) 9 (56.3%) 0.716
Diabetes mellitus 1 (6.3%) 4 (25%) 0.333
Coronary artery disease 1 (6.3%) 5 (31.3%) 0.172
Prior stroke/TIA 0 0
Persistent atrial fibrillation 3 (18.8.25%) 4 (25.0%) 1.000
EHRA classification
1 0 0
2 13 (81.3%) 11 (68.8%) 0.343
3 3 (18.3%) 5 (31.3%) 0.343
4 0 0
Sinus rhythm at baseline 13 (81.3) 9 (56.3%) 0.252
LA diameter (mm) 41.2 ± 2.2 45.13 ± 2.2 0.211

ZF zero-fluoroscopic group, FL fluoroscopic group, TIA transient ischemic attack. Values are mean ± SEM and absolute numbers