Delayed hyper-enhancement cardiac magnetic resonance imaging is more accurate than other noninvasive parameters in diagnosis of patients with endomyocardial biopsy positive cardiac amyloidosis

Table 1 Logistic univariate regression analysis testing the association between endomyocardial biopsy proven cardiac amyloidosis and various noninvasive imaging parameters

	Univariate		Multivariate
Noninvasive imaging parameters	Wald χ² Statistic	p-value	Wald χ² Statistic	p-value
Carroll' Criteria on ECG	2.23	0.13
Rahman's Criteria on ECG	0.60	0.40
Dilated left atrium (> 20 cm²)	0.98	0.33
Interventricular septal thickness	8.6	0.003	1.7	0.19
Left ventricular ejection fraction	0.04	0.83
Speckled appearance on surface echocardiography	0.0	0.9
Pseudonormal or restrictive physiology on Doppler echocardiography	2.1	0.15
E/A ratio	1.9	0.17
E/E' ratio ≥ 15	1.06	0.30
Abnormal deceleration time (≤ 150 msec)	0.002	0.97
Myocardial performance index	1.7	0.20
Positive delayed hyper-enhancement cardiac magnetic resonance	16	< 0.001	9.6	0.002

ISSN: 1532-429X