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Table 1 Demographic, clinical and echocardiographic data of the study groups

From: Comparison between invasive and non-invasive assessment of blood pressure in hypertensive disorders of pregnancy

  Total patients (n = 100) Pre-existing hypertension (n = 7) Gestational hypertension (n = 24) Pre-eclampsia (n = 69) P value
Age (years) 29.16 ± 6.6 26.25 ± 6.8 29.92 ± 6.8 29.24 ± 6.5 0.4
Weight (kg) 88.84 ± 12.3 89.13 ± 13.1 91.38 ± 10.8 87.91± 12.8 0.5
Height (cm) 161.04 ± 4.9 159.38 ± 3.3 162.83 ± 3.8 160.6 ± 5.2 0.09
Arm circumference (cm) 27.5 ± 4.9 28.5 ± 3.2 27.5 ± 4.9 27.4 ± 5.1 0.3
Body surface area (m2) 1.92 ± 0.15 1.92 ± 0.17 1.98 ± 0.14 1.98 ± 0.16 0.3
Body mass index (kg/m2) 34.05 ± 4.5 34.41 ± 3.9 35.57 ± 5.9 33.77 ± 4.1 0.2
Number of previous pregnancies 2 ± 2 3 ± 2 3 ± 1 2 ± 2 0.006*
Gestational age (weeks) 32.56 ± 4 33.38± 2.4 33.25 ± 3.5 32.22 ± 2.4 0.5
Diabetes mellitus 18 (18%) 2 (25%) 6 (25%) 10 (15%) 0.4
History of hypertension during previous pregnancies. 32 (32%) 3 (38%) 7 (29%) 22 (32%) 0.9
Albuminuria 69 (69%) 0 0 69 (100%) 0.01*
Medications used      0.01*
 Alpha methyl dopa 35 (35%) 3 (42.8%) 6 (25%) 26 (37.6%)  
 Labetalol 3 (3%) 0 1 (4.1%) 2 (2.8%)  
 Nifedipine 25 (25%) 2 (28.5%) 7 (29.1%) 16 (23.1%)  
 Combination 37 (37%) 2 (28.5%) 9 (37.5%) 26 (37.6%)  
Echocardiography
LA volume index (ml/m2) 34.22 ± 1.7 33.38 ± 1.6 34.63 ± 1.9 34.65 ± 1.6 0.15
LV mass index 63.65 ± 12.1 66.38 ± 7.5 59.83 ± 12.4 64.74 ± 12.4 0.19
Biplane Simpson’s EF % 65.15 ± 3.9 65.38 ± 3.8 65.29 ± 4 64.79 ± 3.8 0.8
E max (m/s) 0.83 ± 0.24 1.07 ± 0.23 0.84± 0.25 0.80 ± 0.23 0.01*
E/A ratio 0.99 ± 0.35 1.26 ± 0.26 1.04 ± 0.37 0.93 ± 0.33 0.02*
e′ lateral (m/s) 0.10 ± 0.026 0.12 ± 0.02 0.10 ± 0.02 0.09 ± 0.02 0.01*
e′ septal (m/s) 0.077 ± 0.05 0.10 ± 0.02 0.08 ± 0.03 0.07 ± 0.02 0.003*
  1. Data was expressed in the form of mean ± SD, frequency (percentage). P value was significant if < 0.05. n the number of patients, cm centimeters, kg kilograms, m2 square meters, EF ejection fraction, LA left atrium, LV left ventricle. * Significant values are labelled