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. Author manuscript; available in PMC: 2019 Jan 1.
Published in final edited form as: JACC Clin Electrophysiol. 2017 Dec 20;4(1):59–68. doi: 10.1016/j.jacep.2017.10.010

Table 4.

Correlations of voltage thresholds between voltage-mapping modalities.

Percentiles 5th [95% CI] 20th [95% CI] 40th [95% CI] 60th [95% CI] 80th [95% CI] 99th [95% CI]
FAM Voltage 0.03 [0.02–0.03] 0.09 [0.09–0.10] 0.28 [0.27–0.29] 0.69 [0.67–0.71] 1.52 [1.50–1.54] 6.26 [5.99–6.45]
PBP Voltage 0.04 [0.03–0.04] 0.18 [0.16–0.20] 0.42 [0.39–0.45] 0.73 [0.68–0.79] 1.54 1.41–1.67] 4.65 [4.27–4.79]

IIR: image intensity ratio; FAM: fast anatomical mapping; PBP: point-by-point.