Table 1 Main baseline characteristics of the derivation and validation cohort.

From: Accuracy of Devereux and Teichholz formulas for left ventricular mass calculation in different geometric patterns: comparison with cardiac magnetic resonance imaging

 

Derivation cohort

(n = 1276)

Validation cohort

(n = 226)

Age, years

64 (51;75)

61 (53;72)

Males, n (%)

828 (65)

156 (69)

Height, cm

174 (168;179)

176 (167;183)

Weight, kg

81 (73;91)

80 (71;90)

Body surface area, m2

1.98 (1.85;2.14)

2.01 (1.84;2.15)

Body mass index, kg/m2

26.9 (24.6;29.7)

25.9 (23.8;29.5)

Indication for ECHO and CMR

 Coronary artery disease (existing or suspected), n (%)

755 (59)

0 (0)

 Myocarditis (acute or suspected), n (%)

244 (19)

59 (26)

 Hypertrophic cardiomyopathy (existing or suspected), n (%)

131 (10)

80 (36)

 Non-ischemic dilated cardiomyopathy, n (%)

83 (7)

86 (35)

 Other, n (%)

70 (5)

1 (0)

 Left ventricular ejection fraction, % units

56 (43;63)

46 (25;52)

  1. Data are presented as median with interquartile ranges (25th percentile; 75% percentile) or as absolute numbers with percentage (%).
  2. CMR, cardiac magnetic resonance; ECHO, echocardiography.
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