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Table 2 Miscategorization of patients with abnormal ECV for local model

From: Extracellular volume fraction measurements derived from the longitudinal relaxation of blood-based synthetic hematocrit may lead to clinical errors in 3 T cardiovascular magnetic resonance

 

False negative

False Positive

Total miscategorizations

 

derivation

validation

derivation

validation

derivation

validation

Healthy, n (%)

0 (0)

1 (4)

0 (0)

1 (4)

0 (0)

2 (7)

T2DM-ECVsyn, n (%)

2 (6)

3 (12)

1 (3)

0 (0)

3 (9)

3 (12)

HCM-ECVsyn-mid ventricle, n (%)

1 (2)

6 (14)

2 (4)

5 (11)

3 (6)

11 (25)

HCM-ECVsyn-IVS, n (%)

2 (4)

6 (14)

5 (10)

1 (2)

7 (9)

7 (16)

HCM-ECVsyn-FW, n (%)

3 (6)

3 (7)

3 (6)

3 (7)

6 (12)

6 (14)

  1. ECVsyn synthetic ECV, IVS interventricular septum, FW free wall