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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