Table 2

Characteristics of 269 primiparous Ghanaian women admitted for delivery

All

Placental malaria

No placental malaria

P-value


Number of subjects

269

145

124


Mean age, years (± SD)

21.45 (± 3.51)

21.00 (± 3.17)

21.98 (± 3.82)

0.0511


Mean maternal hemoglobin, g/l (± SD)

112.6 (± 1.82)

106.3 (± 1.76)

120.0 (± 1.61)

< 0.0011


Mean birth weight, grams (± SD)

2760 (± 485)

2698 (± 485)

2833 (± 478)

0.0232


Mean gestational age, weeks (± SD)

38.11 (± 2.50)

38.07 (± 2.77)

38.16 (± 2.17)

0.811


Proportion with


> 3 antenatal care visits

0.49

0.44

0.55

0.0833


maternal anaemia (Hb < 11 g/dL)

0.41

0.55

0.24

< 0.0013


low birth weight (< 2500 g)

0.25

0.30

0.20

0.0913


preterm delivery (< 37 weeks)

0.25

0.27

0.23

0.483


Placental blood samples


PCR positive (P. falciparum)

0.66

0.95

0.32

< 0.0013


Microscopy positive (P. falciparum)

0.48

0.88

0.00

< 0.0013


Haemozin pigments present

0.43

0.80

0.00

< 0.0013


1Mann-Whitney U-test

2Student's t-test

3Chi-square test

Holmberg et al. Malaria Journal 2012 11:61   doi:10.1186/1475-2875-11-61

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