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Table 2 Characteristics of 475 women at enrollment and the time of delivery

From: Comparison of real-time PCR and microscopy for malaria parasite detection in Malawian pregnant women

Enrollment, second trimester: n = 475
Age (years; mean, SD) 24 (6.3)
BMI (mean, SD) 21.9 (2.2)
Gravidity:  
   Primigravidae (%) 28.6
   Secundigravidae (%) 17.9
   Multigravidae (%) 53.5
Bed net use by mother in enrollment (%) 60
HIV infection (%) 12.4
Delivery:  
Maternal haemoglobin (g/dL; mean, SD) 11.4 (1.9)*
Maternal anaemia** (%) 31.3*
Maternal microscopy result for malaria***:  
   P. falciparum (%) 2.3
P. vivax (%) 0
P. ovale (%) 0
P. malariae (%) 0.6
Season of birth:  
   Jan - March (%) 16.8
   April - June (%) 29.9
July - Sept (%) 31.2
Oct - Dec (%) 22.1
Estimated gestational age of the child (weeks; mean, SD) 38.8 (1.8)
  1. BMI, body mass index; *, n = 451; **, haemoglobin < 11.0 g/dL (WHO guideline 1972, 'Nutritional Anaemias'); ***, examination from Giemsa stained thin and thick blood film from maternal peripheral blood