Table 2. Hemodynamic response to acute hypoxia in: HAPE susceptible (HAPE-S) and HAPE resistant (HAPE-R) subjects.
|
Normoxia |
Hypoxia |
|||
|---|---|---|---|---|
| HAPE-S (n = 11) | HAPE-R (n = 11) | HAPE-S (n = 11) | HAPE-R (n = 11) | |
| HR (beats/min) | 68 ± 5.9 | 60.9 ± 6.1a | 83.9 ± 10* | 70.4 ± 9.6*a1 |
| SBP (mm Hg) | 123.1 ± 8.4 | 120.3 ± 11.9 | 128.4 ± 11 | 119.9 ± 8.9 |
| DBP (mm Hg) | 71 ± 5.8 | 67.2 ± 3.8 | 75.2 ± 6.5 | 66.4 ± 6.2a1 |
| Spo2 (%) | 98.4 ± 1.4 | 98.5 ± 0.8 | 66.9 ± 11.7* | 78.7 ± 3.8*a1 |
| sPpa (mm Hg) | 28.2 ± 6.2 | 22.4 ± 4.6a | 42.2 ± 9.5* | 28.4 ± 6.1*a1 |
| Ppa (mm Hg) | 19.2 ± 3.7 | 15.7 ± 2.8a | 27.9 ± 6* | 19.3 ± 3.7*a1 |
Values are presented as Mean ± SD. HR: heart rate; SBP: systolic blood pressure; DBP: diastolic blood pressure; MAP: mean arterial pressure; Spo2: Peripheral oxygen saturation; sPpa: pulmonary artery systolic pressure; Ppa: Pulmonary artery pressure.
ap < 0.05 (HAPE-S versus HAPE-R under normoxia); a1p < 0.05 (HAPE-S versus HAPE-R under hypoxia). *normoxia vs hypoxia.