Maternal and Perinatal Outcomes of Exercise in Pregnant Women with Chronic Hypertension and/or Previous Preeclampsia: A Randomized Controlled Trial
Table 1
Baseline characteristics of pregnant women with chronic hypertension and/or previous PE, according to exercise or nonexercise group.
Variable
Study group ()
Control group ()
P valuea
Age (years), (%)
0.82b
<19
1 (1.7)
1 (1.7)
20–29
21 (36.2)
20 (34.5)
30–39
27 (46.6)
31 (53.5)
≥40
9 (15.5)
6 (10.3)
BMI at inclusion, kg/m²
0.57
18.5–24.9
4 (6.9)
6 (10.3)
25–29.9
13 (22.4)
11 (19.0)
30–39.9
26 (44.8)
31 (53.5)
≥40
15 (25.9)
10 (17.2)
Race/color, (%)
0.24
Nonwhite
17 (29.3)
23 (39.7)
Mean of gestational age at inclusiond
17.3 ± 3.4
18.5 ± 3.4
0.62c
Parity, (%)
0.34
0
13 (22.4)
9 (15.5)
≥1
45 (77.6)
49 (84.5)
Previous abortion, (%)
17 (29.3)
15 (25.9)
0.67
Previous PE, (%)
16 (27.6)
15 (25.9)
0.83
CH, (%)
51 (87.9)
54 (93.1)
0.34
CH and previous PE, (%)
9 (15.5)
11 (19)
0.62
Marital status, (%)
1.00b
With a partner
53 (91.4)
54 (93.1)
Physical exercise prior pregnancy, (%)
6 (10.5)
4 (7.1)
0.74b
Calculated with chi-square test; bcalculated with Fisher’s exact test. cCalculated with Student’s t-test; ddata are given as mean ± SD. CH: chronic hypertension, BMI: body mass index, and PE: preeclampsia.