Table 1 Echocardiographic and morphometric data.

From: Increased Ca2+ content of the sarcoplasmic reticulum provides arrhythmogenic trigger source in swimming-induced rat athlete’s heart model

 

Control (n = 18)

Trained (n = 18)

p

HR (beat/s)

371 ± 6

314 ± 8

 < 0.05

LVAWTd (mm)

2.07 ± 0.04

2.31 ± 0.05

 < 0.05

LVAWTs (mm)

3.16 ± 0.07

3.67 ± 0.09

 < 0.05

LVPWTd (mm)

1.98 ± 0.06

2.24 ± 0.06

 < 0.05

LVPWTs (mm)

2.82 ± 0.09

3.23 ± 0.09

 < 0.05

LVEDD (mm)

7.66 ± 0.10

7.53 ± 0.13

0.415

LVESD (mm)

4.62 ± 0.10

4.17 ± 0.18

 < 0.05

FS (%)

38.9 ± 1.4

45.4 ± 1.8

 < 0.05

LV mass (g)

1.19 ± 0.04

1.41 ± 0.05

 < 0.05

LV mass index (g/kg)

2.38 ± 0.07

3.21 ± 0.10

 < 0.05

 

Control (n = 12)

Trained (n = 12)

p

Tibial length (mm)

45.6 ± 0.8

45.1 ± 0.7

0.62

Body weight (g)

501.12 ± 12.2

428.85 ± 5.86

 < 0.05

Heart weight (g)

1.91 ± 0.08

2.18 ± 0.08

 < 0.05

Heart weight index (g/kg)

3.83 ± 0.10

5.1 ± 0.20

 < 0.05

Ventricular weight (g)

1.41 ± 0.06

1.63 ± 0.05

 < 0.05

Ventricular weight index (g/kg)

2.48 ± 0.10

3.81 ± 0.12

 < 0.05

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