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Table 2 TTFM values of different bypass grafting technique in SVG

From: Transit time flow measurement predicts graft patency in off-pump coronary artery bypass grafting upon 5-year angiographic follow-up

Variable

Grafting technique

MGF

PI

DF

DIAG

Individual grafting

23.9 ± 15.4 (8, 70)

1.8 ± 0.7 (1, 3)

71.5 ± 8.4 (55, 87)

 

Sequential grafting

31.8 ± 21.0 (5, 89)

2.5 ± 0.9 (1.6)

71.6 ± 10.1 (41, 97)

OM

Individual grafting

28.8 ± 20.5 (6, 71)

2.8 ± 1.9 (1, 9)

66.1 ± 11.7 (47, 87)

 

Sequential grafting

31.5 ± 21.4 (4, 125)

2.5 ± 1.2 (1, 11)

69.6 ± 9.9 (48, 92)

PDA

Individual grafting

26.5 ± 17.7 (9, 74)

2.7 ± 1.3 (1, 7)

62.1 ± 12.2 (27, 76)

 

Sequential grafting

27.4 ± 21.1 (3, 86)

2.6 ± 1.7 (1, 10)

65.1 ± 9.7 (43, 85)

PLA

Individual grafting

26.3 ± 10.6 (10, 41)

2.2 ± 0.7 (1, 4)

70 ± 11.2 (58, 82)

 

Sequential grafting

28.2 ± 15.8 (7, 73)

2.2 ± 1.2 (1, 6)

66.4 ± 12.5 (42, 98)

  1. DIAG, diagonal artery; OM, obtuse marginal branch of circumflex artery; PDA, posterior descending artery; PLA, left posterior artery; MGF, mean graft flow; PI, pulsatile index; DF, diastolic filtration