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Table 3 Comparison between pregnant with and without increased placental thickness

From: Ultrasound findings in pregnant women with uncomplicated vivax malaria in the Brazilian Amazon: a cohort study

Variable

Normal placental thickness

Increased placental thickness b n = 10

p

Malaria

No malaria n = 191

Total a

n = 108

n = 299

Mean age

24.4 (+/− 1.3)

23.5 (sd+/−1.9)

23.8

21.8 (+/−5.3)

0.13

Primigravida

34

78

112

4

--

Gestational age (weeks) (mean)

21.5 (sd+/−1.8)

19.5 ( sd+/− 1.3)

20.2 (sd+/− 1.5)

22.4 (sd+/− 2.5)

0.40

Wt gain (kg)

11.65 (sd+/−1.6)

13.2 (sd +/− 1.9)

12.6 (sd: +/− 1.8)

12.2 (s/d +/−1.25)

0.67

Hb at presentation

10.9 (+/−0.9)

11.3 (+/−1.2)

11.1 (+/− 1.0)

10.5 (+/− 0.7)

0.69

Avg parasitec

501-10,000

----

-------

501-10,000

---

N episodes

1.5

-----

--------

1.6

---

Gest age 1st infection (weeks)

21.5

----

------

22.4

0.17

Z score DBP

0.97

0.96

0.96

0.29

0.26

Z score CC

0.02

0.03

0.02

−0.11

0.66

Z score CA

0.22

0.28

0.25

0.17

0.76

Z score F

0.03

0.04

0.03

0.02

0.89

Z score placenta

0.75

−0.26

0.10

1.70

0.000

Birth weight (kg)d

3.158 (sd+/− 465 )

3.277 (sd+/ -472.5 )

3.234 (sd+/−468 g)

3.383 (sd+/− 469 g)

0.75

GA at delivery (weeks)

38.5 (+/− 2,2)

38.7 (+/− 2,6)

38.6 (+/− 2,4)

38.8 (+/− 2,2)

0.77

  1. aAll comparisons were made between the groups: increased placental thickness and total of normal placental thickness (malaria normal thickness + no malaria group);
  2. bAll patients had malaria.
  3. cparasites per cu mm;
  4. dBirth weight in grams.
  5. A italicized p-value indicates a statistical difference at a 5% significance level.