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Table 2 Left ventricular parameters on CMR

From: Myocardial tissue characterization and strain analysis in healthy pregnant women using cardiovascular magnetic resonance native T1 mapping and feature tracking technique

 

Pregnant women

2nd (n = 12)

3rd (n = 12)

Postpartum (n = 12)

Non-pregnant women (n = 15)

LVSV (mL)

74.0 ± 18.1†

71.1 ± 13.7

66.0 ± 13.1

62.2 ± 9.8

LVSVI (mL/m2)

48.1 ± 10.4

45.3 ± 7.6

43.4 ± 7.9

41.7 ± 6.5

LVCO (L/min)

5.7 ± 1.6*†

5.2 ± 1.2†

4.3 ± 1.1

4.3 ± 0.7

LVCI (L/min/m2)

3.7 ± 0.9*†

3.3 ± 0.7

2.8 ± 0.7

2.9 ± 0.4

LVEF (%)

60.2 ± 8.7

56.7 ± 5.0

57.7 ± 4.5

57.4 ± 4.6

LVEDV (mL)

123 ± 21

126 ± 22†

115 ± 21

108 ± 14

LVEDVI (mL/m2)

79.8 ± 9.8

80.0 ± 11.1

75.0 ± 10.4

73.2 ± 9.3

LVESV (mL)

48.7 ± 13.5

54.5 ± 11.5†

48.6 ± 10.4

46.4 ± 8.3

LVESVI (mL/ m2)

31.7 ± 8.0

34.6 ± 5.8

31.7 ± 4.9

31.4 ± 5.3

LVM (g)

82.6 ± 18.2†

88.7 ± 11.8*†

72.0 ± 9.8

66.3 ± 13.9

LVMI (g/m2)

53.7 ± 10.2†

56.5 ± 6.5*†

47.5 ± 6.0

44.5 ± 8.0

LVM/EDV (g/mL)

0.68 ± 0.13

0.72 ± 0.13

0.65 ± 0.14

0.61 ± 0.14

Heart rate (bpm)

76 ± 8*†

73 ± 7*

64 ± 8

69 ± 9

LV peak strain (%)

−19.5 ± 1.8

−19.7 ± 2.2

−19.0 ± 2.0

−19.3 ± 1.9

LV mean wall thickness (mm)

4.8 ± 0.7

5.1 ± 0.5*†

4.5 ± 0.5

4.6 ± 0.6

LV mean wall thickness index (mm/m2)

3.1 ± 0.4

3.2 ± 0.3

3.0 ± 0.3

3.0 ± 0.4

  1. 2nd and 3rd Trimesters of pregnancy, BSA Body surface area;
  2. LV Left ventricular, LVM LV mass, SV Stroke volume, CO Cardiac output, EF Ejection fraction,
  3. EDV End-diastolic volume, ESV End-systolic volume
  4. *, P < 0.05 vs. data for postpartum one month; †, P < 0.05 vs. data for non-pregnant women