Table 1.

Electrocardiographic findings in SLC4A3 c.1109 G > A mutation carriers and non-carriers from a large family with short QT syndrome

	SLC4A3 c.1109 G > A (Mut)	SLC4A3 Wild-type (WT)	p-value
All individuals (Mut n = 23; WT n = 19)
QT (ms)	317 ± 25	378 ± 27	7.61E-09
QTc (ms)	340 ± 18	402 ± 24	2.13E-10
Jp-Tp (ms)	121 ± 15	173 ± 22	3.35E-09
Males (Mut n = 13; WT n = 9)
QT (ms)	323 ± 24	364 ± 27	5.39E-03
QTc (ms)	341 ± 19	391 ± 15	3.59E-06
Jp-Tp (ms)	121 ± 13	162 ± 16	2.65E-05
Females (Mut n = 10; WT n = 10)
QT (ms)	308 ± 23	391 ± 20	3.83E-07
QTc (ms)	339 ± 17	413 ± 26	4.57E-06
Jp-Tp (ms)	121 ± 18	182 ± 24	1.97E-05

Jp-Tp Jpoint-Tpeak interval, QT QT interval, QTc Bazett corrected QT interval

Data are presented as mean ± standard deviation

P-values determined by un-paired Students two-tailed t-test with Bonferroni’s correction