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Table 3 Echocardiograhic data between three sessions on land and during warm water immersion (n = 12)

From: Benefit of warm water immersion on biventricular function in patients with chronic heart failure

 

A

B

C

LV TVTI s (cm) land

1.3. ± 0.4

1.3 ± 0.4

1.3 ± 0.4

LV TVTI s (cm) WWI

2.0 ± 0.3**

2.0 ± 0.3**

1.9 ± 0.4**

LVEDV (mL) land

122 ± 40

114 ± 40

110 ± 41

LVEDV (mL) WWI

151 ± 59*

145 ± 56*

142 ± 41**

RV TVTI s (cm) land

1.8. ± 0.5

1.8 ± 0.5

1.9 ± 0.5

RV TVTI s (cm) WWI

2.8 ± 0.6**

2.9 ± 0.7**

2.8 ± 0.8**

PCWP (mmHg) land

9.5 ± 3.6

9.7 ± 4.0

10.1 ± 4.2

PCWP (mmHg) WWI

12.3 ± 6.0**

11.7 ± 4.7*

12.2 ± 4.4*

SVR (RU) land

30 ± 7

30 ± 5

30 ± 7

SVR (RU) WWI

21 ± 5**

23 ± 5**

21 ± 5**

  1. Data are mean ± SD
  2. *p < 0.05; **p < 0.01, land vs. warm water immersion.
  3. There were no significant differences between the sessions.
  4. A: Baseline, B: After 8 weeks of control period without changes in daily lifestyle,
  5. C: After 8 weeks of hydrotherapy twice weekly.
  6. Bpm, beat per minute; LV, left ventricular; LVEDV, left ventricular enddiastolic volume; PCWP, pulmonary capillary wedge pressure; RU, resistant unit; RV, right ventricle; SV, stroke volume; SVR, systemic vascular resistance; TVTI, tissue velocity time integral; WWI; warm water immersion.