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Table 4 Speckle-tracking echocardiographic pre-examination (before treatment) data for cats with obstructive hypertrophic cardiomyopathy

From: Assessment of myocardial function in obstructive hypertrophic cardiomyopathy cats with and without response to medical treatment by carvedilol

  Responder Non-responder
 Global longitudinal strain
  Whole layer, % −15.8 (−11.2, −16.9) −13.3 (−11.5, −14.2)
  Endocardial layer, %s −18.5 (− 12.9, − 19.7) −16.3 (− 13.5, − 16.4)
  Epicardial layer, % −13.5 (− 9.8, − 14.7) −10.6 (− 9.9, − 12.0)
  Endo/Epi 1.4 (1.3, 1.4) 1.3 (1.3, 1.4)
 Global circumferential strain
  Whole layer, % −18.3 (− 13.6, − 20.7) − 15.5 (− 12.9, − 17.2)
  Endocardial layer, % − 31.7 (− 21.6, − 39.0) − 29.4 (− 26.1, − 33.0)
  Epicardial layer, % −8.7 (− 8.3, − 9.6) −5.3 (− 4.8, − 6.7) *
  Endo/Epi 3.4 (3.0, 3.9) 4.6 (4.0, 6.6) *
  1. Data are expressed as medians (25, 75% interquartile ranges).
  2. Endo/Epi: endocardial to epicardial ratio.
  3. *Within a row, values differed significantly (p < 0.05) from Responder