TABLE 3.
Pre- and post-race vascular function.
| Variable | Pre-race | Post-race | % Change | p |
| Systolic blood pressure (mmHg) | 120.2 ± 16.6 | 111.7 ± 9.6 | −7.0% | 0.02 |
| 193 km (n = 12) | 121.3 ± 1 2.0 | 112.6 ± 10.8 | −7.2% | |
| 113 km (n = 3) | 105.3 ± 1 9.9 | 105.1 ± 8.6 | −0.2% | |
| 80 km (n = 7) | 125.9 ± 17.6 | 112.2 ± 9.4 | −10.9% | |
| 48 km (n = 2) | 115.5 ± 34.2 | 114.5 ± 1.2 | −0.9% | |
| Diastolic blood pressure (mmHg) | 74.2 ± 9.0 | 70.9 ± 6.2 | −4.4% | 0.06 |
| 193 km (n = 12) | 71.8 ± 8.6 | 70.5 ± 7.6 | −1.8% | |
| 113 km (n = 3) | 73.4 ± 6.0 | 70.1 ± 5.8 | −4.5% | |
| 80 km (n = 7) | 78.3 ± 11.4 | 71.3 ± 5.3 | −8.9% | |
| 48 km (n = 2) | 75.7 ± 4.7 | 73.5 ± 3.5 | −2.9% | |
| Mean arterial pressure (mmHg) | 89.5 ± 10.7 | 84.5 ± 7.0 | −5.6% | 0.02 |
| 193 km (n = 12) | 88.3 ± 9.0 | 84.5 ± 8.4 | −4.3% | |
| 113 km (n = 3) | 84.1 ± 10.1 | 81.8 ± 6.7 | −2.7% | |
| 80 km (n = 7) | 94.2 ± 13.4 | 84.9 ± 6.3 | −9.8% | |
| 48 km (n = 2) | 88.9 ± 14.5 | 87.2 ± 2.0 | −2.0% | |
| Pulse pressure (mmHg) | 46.0 ± 11.9 | 40.8 ± 5.6 | −11.2% | 0.04 |
| 193 km (n = 12) | 49.5 ± 8.3 | 42.1 ± 5.7 | −14.9% | |
| 113 km (n = 3) | 31.9 ± 15.5 | 35.0 ± 2.9 | 9.8% | |
| 80 km (n = 7) | 47.6 ± 7.3 | 40.9 ± 5.9 | −14.1% | |
| 48 km (n = 2) | 39.8 ± 29.5 | 41.0 ± 4.7 | 2.9% | |
| Total systemic resistance (dyne.s.cm–5) | 1,365.5 ± 180.4 | 1,124.8 ± 239.3 | −17.6% | 0.00 |
| 193 km (n = 12) | 1,379.0 ± 199.0 | 1,177.3 ± 261.6 | −14.6% | |
| 113 km (n = 3) | 1,259.0 ± 244.3 | 913.7 ± 140.3 | −27.4% | |
| 80 km (n = 7) | 1,387.3 ± 126.2 | 1,150.6 ± 229.9 | −17.1% | |
| 48 km (n = 2) | 1,368.5 ± 241.1 | 1,037.0 ± 144.2 | −24.2% | |
| Rate pressure product (mmHg.bpm) | 7,357.9 ± 1392.4 | 9,006.7 ± 1720.4 | 22.4% | 0.00 |
| 193 km (n = 12) | 7,326.5 ± 1444.4 | 8,618.6 ± 1356.4 | 17.6% | |
| 113 km (n = 3) | 7,067.4 ± 1130.7 | 8,706.9 ± 1040.2 | 23.2% | |
| 80 km (n = 7) | 7,890.7 ± 1438.1 | 9,932.1 ± 2478.8 | 25.9% | |
| 48 km (n = 2) | 6,117.1 ± 1159.3 | 8,546.0 ± 559.7 | 39.7% | |
| Large arterial compliance (mL.mmHg–1 × 10) | 17.6 ± 2.5 | 19.1 ± 6.3 | 8.0% | 0.25 |
| 193 km (n = 12) | 17.9 ± 4.4 | 19.4 ± 5.5 | 8.2% | |
| 113 km (n = 3) | 18.3 ± 0.6 | 24.9 ± 9.2 | 36.5% | |
| 80 km (n = 7) | 16.9 ± 3.9 | 15.2 ± 4.6 | −10.3% | |
| 48 km (n = 2) | 17.5 ± 1.2 | 21.7 ± 7.2 | 24.4% | |
| Small arterial compliance (mL.mmHg–1 × 100) | 9.0 ± 2.4 | 8.4 ± 5.6 | −6.8% | 0.69 |
| 193 km (n = 12) | 9.0 ± 2.6 | 9.1 ± 5.7 | 1.8% | |
| 113 km (n = 3) | 9.6 ± 1.1 | 12.9 ± 9.9 | 34.3% | |
| 80 km (n = 7) | 8.6 ± 2.5 | 5.5 ± 2.7 | −35.9% | |
| 48 km (n = 2) | 10.0 ± 4.0 | 8.0 ± 1.8 | −20.5% |
Values displayed as means (±SD).