BioMed Research International / 2014 / Article / Tab 3

Research Article

Intra-QT Spectral Coherence as a Possible Noninvasive Marker of Sustained Ventricular Tachycardia

Table 3

Short-term QT-RR and intra-QT spectral coherence values in the two study groups.

VariablesVT group
: 27
No-VT
: 97
P values

→ RR, coherence0.223 ± 0.0560.218 ± 0.049ns
→ RR, coherence0.236 ± 0.0760.230 ± 0.061ns
→ RR, coherence0.229 ± 0.1470.214 ± 0.037 ns
, coherence0.207 ± 0.034 0.233 ± 0.089 ns
, coherence0.504 ± 0.170 0.520 ± 0.195ns
, coherence0.508 ± 0.1500.607 ± 0.1500.016

Values are expressed as mean ± SD (unpaired -test).