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. 2015 Aug 25;21(3):294–304. doi: 10.1111/anec.12309

Table 4.

ECG Results LQTS and BrS Group

LQTS BrS
Controls Mean P Value Mean P Value
RR (ms) 900 ± 153 928 ± 165 0.31 980 ± 148 0.15
QRS (ms) 93 ± 10 87 ± 11 0.0004 117 ± 18 <0.0001
QT auto (ms) 392 ± 30 448 ± 56 <0.0001 407 ± 30 0.009
iCEB (QT/QRS) 4.24 ± 0.5 5.22 ± 0.93 <0.0001 3.52 ± 0.43 <0.0001
QTcB auto (ms) 416 ± 23 467 ± 45 <0.0001 413 ± 33 0.59
iCEBc (QTcB/QRS) 4.51 ± 0.57 5.45 ± 0.86 <0.0001 3.58 ± 0.49 <0.0001
JT auto (ms) 299 ± 30 361 ± 57 <0.0001 289 ± 23 0.051
JTcB auto (ms) 317 ± 23 376 ± 46 <0.0001 294 ± 24 <0.0001
JTcB/QRS 3.44 ± 0.53 4.4 ± 0.86 <0.0001 2.56 ± 0.47 <0.0001
QTcB man (ms) 402 ± 27 468 ± 51 <0.0001 398 ± 40 0.61
QTcF man (ms) 393 ± 23 461 ± 53 <0.0001 396 ± 37 0.62

Data are represented as mean values ± SD. Auto = automated measurement; B = corrected with Bazett's formula; c = rate corrected value; F = corrected with Fridericia's formula; iCEB = index of cardio‐electrophysiological balance; man = manual measurement