TABLE 1.

Overview of all signal features for each atrial region separately.

Variables	RA	BB	PVA	LA
Median voltage (mV)	4.68 [3.43–5.72]	5.07 [3.16–6.99]	4.73 [2.52–6.44]	5.54 [3.28–7.30]
Low-voltage (%)	5.75 [2.31–10.64]	2.20 [0.55–8.43]	4.34 [1.23–15.87]	4.47 [1.26–9.53]
R/S ratio	0.54 [0.47–0.60]	0.63 [0.55–0.71]	0.25 [0.02–0.40]	−0.02 [−0.21–0.20]
SP (%)	83.7 [75.7–89.3]	77.4 [67.3–87.3]	81.9 [69.5–88.1]	80.6 [72.0–86.5]
SDP (%)	9.8 [5.9–13.4]	11.5 [7.2–16.3]	10.3 [6.9–16.0]	11.6 [8.7–16.2]
LDP (%)	4.0 [1.9–6.8]	3.8 [0.9–9.1]	1.6 [0.3–5.5]	1.7 [0.6–4.1]
FP (%)	1.3 [0.4–3.2]	1.4 [0.2–3.6]	0.7 [0.2–2.5]	1.3 [0.4–2.5]
FD (ms)	10.0 [8.0–14.0]	11.0 [9.0–14.0]	9.0 [8.0–12.0]	9.0 [7.0–12.0]
CB (%)	2.4 [1.2–3.8]	2.3 [1.0–5.1]	1.1 [0.2–2.8]	0.7 [0.2–1.7]