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Table 1 Summary data of LV and RV indices compared to normative derived data* (mean ± SD, 95% confidence interval)

From: Prevalence of cardiovascular abnormalities in obese adults referred for bariatric weight loss surgery

Categories

Obese Cohort (n=77)

Normal* (n=120)

Age (years)

48.7 ± 2.5 (22, 72)

20 - 79 years (equally split in each decile)

Gender

51 female (66%)

60 female (50%)

Body Mass Index (kg/m2)

48.1 ± 1.8 (35.5, 72)

 

Body Surface Area (Dubois, m2)

2.3 ± 0.1 (1.8, 3)

 

LVEDV (mL)

165 ± 9.1 (95, 344)

142 ± 21 (102, 183)

LVEDV/BSA (mL/m2)

71.3 ± 2.9 (45, 127)

78 ± 8.8 (60, 95)

LVESV (mL)

64.6 ± 7 (23, 254)

47 ± 10 (27, 68)

LVESV/BSA (mL/m2)

27.7 ± 2.5 (12, 94)

26 ± 5.1 (16, 36)

LVEF (%)

62.4 ± 1.9 (26, 83)

67 ± 4.6 (58, 76)

RVEDV (mL)

174 ± 10.4 (76, 295)

144 ± 23 (98, 190)

RVEDV/BSA (mL/m2)

75 ± 3.4 (42, 123)

78 ± 11 (57, 99)

RVESV (mL)

72.2 ± 5.9 (23, 168)

50 ± 14 (22, 78)

RVESV/BSA (mL/m2)

31.1 ± 2.1 (12, 62)

27 ± 7 (13, 41)

RVEF (%)

59.1 ± 1.6 (40, 75)

66 ± 6 (54, 78)

Abnormal LV diastolic function

> 21 %

 

Ischemia on stress perfusion

38/77 (49%)

 

• Subendocardial ischemia

34/77 (44%)

 

LV mass (grams)

145 ± 10.6 (70, 276)

127 ± 19 (90, 164)

  1. *Comparison made to published age, gender, and height matched normal weight controls.
  2. LV, left ventricle; RV, right ventricle; EDV, end-diastolic volume; ESV, end-systolic volume; EF, ejection fraction.