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Table 4 Percentage of blood flow carried by each pulmonary vein as a percentage of ipsilateral pulmonary flow

From: 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

 

Prone % ± SD

Supine % ± SD

Significant difference between prone and supine (p)

Exercise % ± SD

Significant difference between exercise and supine (p)

RUPV

48.3 ± 5.5

49.3 ± 6.3

0.526

41.9 ± 5.5

≤0.0001

RLPV

51.6 ± 5.5

50.7 ± 6.3

0.526

58.1 ± 5.5

≤0.0001

LUPV

46.7 ± 6.7

54.3 ± 6.9

0.002

46.7 ± 6.0

0.0005

LLPV

53.3 ± 6.7

45.7 ± 6.9

0.002

53.3 ± 6.0

0.0005

  1. The percentage of blood flow carried from each pulmonary vein in comparison to the total amount of blood flow to the ipsilateral lung
  2. RUPV right upper pulmonary vein, RLPV right lower pulmonary vein, LUPV left upper pulmonary vein, LLPV left lower pulmonary vein