Table 2.
Postautonomic Blockade Surface Electrocardiographic and Electrophysiologic Parameters
| Mean | SD | P Value | ||
|---|---|---|---|---|
| RR (ms) | OVX | 129 | 12 | NS |
| Control | 137 | 12 | ||
| PR (ms) | OVX | 37 | 3 | NS |
| Control | 38 | 3 | ||
| QRS (ms) | OVX | 18 | 1 | NS |
| Control | 18 | 1 | ||
| QT (ms) | OVX | 41 | 10 | NS |
| Control | 38 | 5 | ||
| AH (ms) | OVX | 25 | 3 | NS |
| Control | 26 | 5 | ||
| HV (ms) | OVX | 11 | 1 | NS |
| Control | 11 | 1 | ||
| SNRT (ms) | OVX | 160 | 29 | NS |
| Control | 181 | 39 | ||
| SNRTc (ms) | OVX | 36 | 30 | NS |
| Control | 33 | 26 | ||
| AVW (ms) | OVX | 87 | 8 | NS |
| Control | 90 | 3 | ||
| AVERP (ms) | OVX | 58 | 12 | NS |
| Control | 69 | 8 | ||
| FRP (ms) | OVX | 84 | 7 | NS |
| Control | 89 | 6 | ||
| VERP (ms) | OVX | 46 | 11 | NS |
| Control | 34 | 10 | ||
SD = standard deviation; OVX = ovariectomized mice; SNRT = sinus node recovery time; SNRTc = sinus node recovery time corrected for the cycle length; AVW = atrioventricular nodal Wenckebach; AV2:1 = atrioventricular nodal 2:1 block; AVERP = atrioventricular nodal effective refractory period; FRP = atrioventricular nodal functional refractory period; VERP = ventricular effective refractory period.