Table III.
Hemodynamic alterations in rats with or without CIH (n=10; mean ± standard deviation).
| During experiments | ||||||
|---|---|---|---|---|---|---|
| Hemodynamic measurement | Group | No. of rats | Prior to experiments | 7th day | 14th day | 21st day |
| SAP, mmHg | CIH | 5 | 105.36±7.93 | 126.84±12.37a,b | 138.60±10.54a–c | 144.58±11.23a–d |
| Control | 5 | 102.05±8.60 | 107.40±7.95 | 110.32±10.77 | 118.68±11.70 | |
| DAP, mmHg | CIH | 5 | 53.05±7.90 | 75.44±10.28a,b | 85.33±9.61a–c | 90.37±9.55a–d |
| Control | 5 | 51.95±10.38 | 55.62±12.09 | 54.84±10.85 | 56.07±11.63 | |
| MAP, mmHg | CIH | 5 | 69.59±8.70 | 84.06±6.33a,b | 103.52±7.47a–c | 106.27±7.05a–d |
| Control | 5 | 70.22±9.83 | 73.52±10.24 | 78.92±8.66 | 77.35±10.41 | |
| HR, bpm | CIH | 5 | 290.33±34.51 | 319.45±48.52a,b | 327.66±43.57a–c | 336.58±46.30a–d |
| Control | 5 | 288.65±35.40 | 291.05±36.87 | 295.60±39.12 | 297.31±37.05 | |
a
P<0.05 vs. control
b
P<0.05 vs. CIH prior to experiments
c
P<0.05 vs. CIH 7th day
d
P<0.05 vs. CIH 14th day. CIH, chronic intermittent hypoxia; SAP, systolic arterial pressure; DAP, diastolic arterial pressure; MAP, mean arterial pressure; HR, heart rate.