Skip to main content

Table 1 Cardiac time intervals measured by pulsed wave doppler echocardiography

From: Low cardiac output as physiological phenomenon in hibernating, free-ranging Scandinavian brown bears (Ursus arctos) – an observational study

 

Active state

Hibernating state

P-value

Ejection time (ms)

200 (±18.6)

256 (±16.9)

0.005

Diastolic filling time (ms)

571 (±103)

2217 (±858)

0.02

IVRT + IVCT (ms)

363 (±30)

583 (±61)

0.006

Tei index

0.77 (±0.10)

1.28 (±0.29)

0.07

  1. IVRT = isovolumetric ventricular relaxation time, IVCT = isovolumetric ventricular contraction time.