Table 3.
MBP and IBI means and spectral powers in baseline and stress condition for each group of SAD rats.
| 1-day SAD | 3-day SAD | 7-month SAD | Factors p | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Baseline | Air jet | Baseline | Air jet | Baseline | Air jet | Time | Stress | Interaction | |
| MBP | |||||||||
| mean (mmHg) | 95.2 (15.7) | 105.5 (21.5) | 103.1 (17.3) | 129 (23.8)** | 86.7 (22.1) | 122.2 (30.5)** | 0.35 | <0.01 | <0.05 |
| variance (mmHg2) | 58.6 (2) | 57.4 (2.6) | 61.3 (1.7) | 53.6 (2.2) | 63.8 (1.7) | 65.3 (1.4) | 0.88 | 0.81 | 0.92 |
| ULF (mmHg2) | 37.2 (2.1) | 41.6 (2.7) | 43.6 (1.8) | 33.2 (2.6) | 44.3 (1.6) | 34.1 (1.4) | 0.99 | 0.50 | 0.73 |
| VLF (mmHg2) | 11.0 (2.7) | 11.5 (2.7) | 14.2 (1.7) | 14.3 (2.1) | 15.3 (2.1) | 24.3 (1.5) | 0.30 | 0.38 | 0.54 |
| LF (mmHg2) | 1.3 (2.2) | 1.0 (2.6) | 1.0 (1.5) | 1.8 (1.6)* | 1.2 (3.1) | 3.1 (1.8)** | 0.27 | <0.05 | 0.07 |
| HF (mmHg2) | 4.1 (3.8) | 0.9 (10)* | 1.1 (2.4) | 1.4 (2.3) | 0.9 (2.3) | 1.7 (2.6) | 0.71 | 0.42 | <0.05 |
| IBI | |||||||||
| mean (ms) | 144.8 (15.5) | 150.4 (17.3) | 160.0 (25.0) | 163.5 (22.2) | 181.7 (15.8) | 170.4 (15.7) | <0.05 | 0.86 | 0.21 |
| variance (ms2) | 8.3 (1.9) | 12.5 (3.0) | 17.4 (2.5) | 17.2 (1.8) | 71.0 (4.1) | 49.7 (3.0) | <0.01 | 0.95 | 0.48 |
| ULF (ms2) | 3.6 (2.3) | 5.8 (2.7) | 8.5 (2.5) | 7.5 (2) | 42.9 (4.6) | 23.4 (3.1) | <0.01 | 0.73 | 0.26 |
| VLF (ms2) | 1.8 (2.2) | 2.7 (3.0) | 4.7 (3.1) | 4.2 (2.2) | 10.5 (4.4) | 7.5 (3.0) | 0.06 | 0.97 | 0.47 |
| LF (ms2) | 0.5 (2.1) | 0.9 (4.4) | 1.0 (2.7) | 1.0 (2.7) | 2.2 (4.4) | 1.9 (4.1) | 0.16 | 0.68 | 0.62 |
| HF (ms2) | 1.4 (1.5) | 0.8 (17.2) | 1.6 (2.2) | 2.1 (2.5) | 6.8 (2.8) | 7.4 (4.1) | <0.05 | 0.81 | 0.61 |
Powers and variance as geometric mean and geometric SD; the * and ** indicate differences between baseline and air-jet stimulus significant at p < 5% and p < 1%.