Table 2 Baseline characteristics of patients with takotsubo syndrome.

From: Prognostic value of texture analysis from cardiac magnetic resonance imaging in patients with Takotsubo syndrome: a machine learning based proof-of-principle approach

Characteristics

N = 58

Demographics

Female sex

56 (96.6)

Age, mean (SD), y

68.4 (11.8)

BMI, mean (SD), kg/m2

24.4 (4.3), n = 29

Triggers

Physical trigger

20 (34.5)

Emotional trigger

24 (41.4)

Both emotional and physical trigger

3 (5.2)

No evident trigger

11 (19.0)

Takotsubo type

Apical type

30 (51.7)

Cardiac biomarkers on admission, median (IQR)

Troponin, fold ULN

8.0 (3.7–16.3), n = 53

Creatine kinase, fold ULN

1.20 (1.0–1.5), n = 40

ECG on admission

ST-segment elevation

13 of 39 (33.3%)

Vital signs, mean (SD)

Heart rate, beats/min

85.0 (19.7), n = 28

Systolic blood pressure, mmHg

131.1 (38.3), n = 24

Diastolic blood pressure, mmHg

80.2 (18.4), n = 21

Hemodynamics, mean (SD)

Left ventricular ejection fraction, %

40.2 (10.2), n = 41

Cardiovascular risk factors

Arterial hypertension

31 (53.4)

Current smoking

6 (10.3)

Diabetes mellitus

10 (17.2)

Hypercholesterolemia

21 (36.2)

  1. Data are presented as number (percentage) of patients unless otherwise indicated.
  2. BMI body mass index, ECG electrocardiogram, IQR interquartile range, SD standard deviation, ULN upper limit of the normal range.
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