Table 2.
Mean refractory-recovery time constant (τ) with standard deviation (SD), range of time constants, and number of observations (N) for electrodes with stochastic rates ranging from 900–3500 pps (top) and rate of maximum alternation ranging from 900–2400 pps (bottom).
| Stochastic Rate
|
|||||
|---|---|---|---|---|---|
| 900 pps | 1200 pps | 1800 pps | 2400 pps | 3500 pps | |
| Mean τ SD | 929.5 (0) | 1126.6 (432.0) | 899.9 (239.4) | 988.0 (368.7) | 877.1 (273.0) |
| Range | -- | 821.1 – 1432.1 | 584.4 – 1349.8 | 410.5 – 1884.0 | 464.4 – 1389.0 |
| N | 1 | 2 | 7 | 22 | 25 |
| Rate of Maximum Alternation
|
|||||
|---|---|---|---|---|---|
| 900 pps | 1200 pps | 1800 pps | 2400 pps | 3500 pps | |
| Mean τ SD | 1068.9 (307.4) | 1026.2 (341.6) | 885.3 (277.2) | 706.1 (345.5) | N/A |
| Range | 737.4 – 1519.7 | 410.5 – 1622.2 | 501.5 – 1884.0 | 464.4 – 1218.7 | |
| N | 7 | 15 | 31 | 4 | |
N/A = not applicable.