Skip to main content
. Author manuscript; available in PMC: 2012 Aug 1.
Published in final edited form as: Circ Arrhythm Electrophysiol. 2011 May 18;4(4):441–447. doi: 10.1161/CIRCEP.110.960658

Table 2.

Unadjusted odds ratio estimates of SCD among entire study population.

Categories OR (95% CI)
n = 695
TpTe (1 SD increase) 2.18 (1.87 – 2.53)
QTc (1 SD increase) 1.82 (1.57 – 2.12)
QRSD (1 SD increase) 1.17 (1.03 – 1.33)
Normal LV function Ref.
Severe LVSD 3.10 (1.68 – 5.72)
LV function unknown 0.81 (0.59 – 1.11)

CI, Confidence Interval; LV, Left ventricle; LVSD, Left Ventricular Systolic Dysfunction; OR, Odds Ratio; QRSD, QRS duration; QTc, corrected QT interval; SD, Standard Deviation; SCD, Sudden Cardiac Death; TpTe, Tpeak to Tend interval.