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Table 1 Oxygen-sensitive T2 changes

From: T2-based BOLD effect in myocardial infarction: a study at 3 T

Bo = 1.5 T

T2 (ms, rest)

T2 (ms, stress)

% change

Theory

44.1

45.1

2.3

Experiment

43.2

44.1

2.1

Bo = 3 T

T2 (ms, rest)

T2 (ms, stress)

% change

Theory

40.2

46.3

15.2

Experiment

40.4

46.6

15.3*

  1. * - P < 0.0001
  2. Theory - Two-compartment tissue model
  3. Resting blood volume was assumed to be 5%, which increases by 30% in stress state