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Table 4 T2 mapping, T1 mapping and ECV

From: Cardiovascular magnetic resonance in heart transplant patients: diagnostic value of quantitative tissue markers: T2 mapping and extracellular volume fraction, for acute rejection diagnosis

 

Rejection n = 7

No rejection n = 24

p

T2 mapping (ms)

 Global Basal

58.5 [55.0–60.3]

51.3 [49.5–55.2]

0.0074

 Septal region

61.0 [54.0–62.0]

53.0 [49.0–57.0]

0,0148

 Global Mid

55.7 [54.0–59.7]

51.8 [50.1–53.6]

0.0020

 Septal region

58.0 [53.0–70.0]

53.0 [49.2–57.0]

ns

 Apical

58.2 [54.0–63.7]

53.6[50.8–57.4]

0.0263

 Septal region

57.0 [56.0–67.0]

54.0 [50.2–56.7]

ns

T1 mapping before contrast (ms)

 Basal

991 [952–1078]

990 [966–1042]

ns

 Septal region

1013 [969–1039]

995 [952–1020]

ns

 Mid

993 [954–1050]

983[956–1021]

ns

 Septal region

984 [934–1063]

969[929–1010]

ns

 Apical

1013 [980–1083]

1003 [957–1078]

ns

 Septal region

1024 [962–1070]

1038 [963–1076]

ns

T1 mapping after contrast (ms)

 Basal

480 [432–506]

485 [453–504]

ns

 Septal region

490 [459–511]

483 [444–498]

ns

 Mid

507 [485–538]

483 [461–500]

ns

 Septal region

480 [456–521]

473 [456–487]

ns

 Apical

481[454–497]

452 [423–468]

ns

 Septal region

489 [455–511]

455 [419–475]

ns

ECV (%)

 Basal

34.2 [32.8–37.4]

27.4 [24.6–30.6]

0,0061

 Mid

29.5 [27.8–36.3]

27.4 [24.4–31.5]

ns

 Apical

35.4 [30.2–39.0]

32.1 [28.5–36.9]

ns

  1. ECV extra-cellular volume