Changes in systemic and pulmonary blood flow distribution in normal adult volunteers in response to posture and exercise: a phase contrast magnetic resonance imaging study

Table 3 Percentage of cardiac output to the various vessels

	Prone % ± SD	Supine % ± SD	Significant difference between prone and supine (p)	Exercise % ± SD	Significant difference between exercise and supine (p)
SVC	25.2 ± 5.9	24.7 ± 4.8	0.71	16.3 ± 5.5	<0.001
DAO	72.2 ± 4.6	71.3 ± 5.2	0.61	83.7 ± 7.9	<0.001
RPA	52.4 ± 3.6	53.1 ± 12.4	0.47	50.0 ± 12.7	0.63
LPA	47.6 ± 3.7	46.8 ± 12.4	0.47	50.0 ± 12.7	0.63

The percentage of blood flow, expressed as a percentage of the ascending aortic blood flow, that is distributed to the various systemic blood vessels
SVC superior vena cava, DAO mid-thoracic descending aorta

ISSN: 1880-6562