Table 5. The global and regional longitudinal strain parameters in the patients with TTS and normal controls at different times (values are mean ± SD).

LPSS (%)	Normal controls	TTS
		On admission	After 4 weeks	After 8 weeks
Apical segments	–24.29±3.46	–4.43±1.72	–11.71±3.43	–18.54±4.69
Middle segments	–22.36±3.23	–10.68±2.79	–14.02±3.09	–19.38±2.88
Basal segments	–21.51±2.85	–14.95±3.01	–18.53±2.78	–20.75±2.91
Global segments	–22.72±3.27	–9.97±4.32	–14.77±4.06	–19.54±3.56

TTS, Takotsubo syndrome; SD, standard deviation; LPSS, longitudinal peak systolic strain.