Table 1.

Values are mean ± standard deviation, n (%) or median (interquartile range)

	TTS (n = 13)	Controls (n = 13)
Age, years	71.3 ± 6.2	65.6 ± 7.7
Systolic blood pressure, mmHg	124 ± 29	144 ± 14
Heart rate, beats/min	84.5 ± 15.7	67.5 ± 7.6
Body mass index	24.5 ± 3.2	24.8 ± 2.8
Serum creatinine, mg/dl	0.81 ± 0.16	0.96 ± 0.31
Clinical features of heart failure/myocardial damage
Left ventricular ejection fraction, %	51.0 ± 12.8	58.4 ± 4.6
N-terminal pro-B-type natriuretic peptide, ng/l	3066 ± 3737	161 ± 142
Creatine kinase, U/l	239 ± 164	85 ± 36
Troponin T, ng/l	646.9 ± 503.5	6.5 ± 2.9
Medical history
Arterial hypertension	8 (61.5)	8 (61.5)
Diabetes mellitus	1 (7.7)	0 (0)
Hyperlipidemia	8 (61.5)	7 (53.8)
Chronic obstructive pulmonary disease	1 (7.7)	0 (0)
Peripheral artery disease	1 (7.7)	0 (0)