Skip to main content

Table 2 Mean birth outcomes by parity and maternal blood group phenotype

From: ABO phenotypes and malaria related outcomes in mothers and babies in The Gambia: a role for histo-blood groups in placental malaria?

     Malaria Parameters : MEAN (SD)
Parity Placental Malaria type Blood group n Maternal Hb g/dl Infant Hb g/dl Birth weight g Length cm Placental weight g Ponderal index (‡) Feto-placental weight ratio Parasite count (log 10)
Primiparae Active (†) O group 29 11.65 (1.6) 18.5 (3.1) 2893 (362)* 49.0 (1.8) 559 (123) 2.51 (0.24) 5.26 (0.9) 2.74 (1.36)
   non-O 12 10.53 (3.1) 19.4 (3.0) 2639 (323)* 47.9 (1.9) 513 (115) 2.45 (0.15) 5.3 (0.9) 3.18 (1.48)
  Past or no infection O group 21 12.0 (1.3) 18.2 (2.2) 2941 (455) 48.6 (1.6) 544 (135) 2.59 (0.22) 5.62 (1.22)  
   non-O 26 11.8 (2.3) 18.2 (2.0) 2894 (430) 48.9 (1.8) 559 (100) 2.5 (0.21) 5.28 (0.9)  
Multiparae Active O group 14 11.9 (1.4) 18.5 (2.0) 3151 (705) 49.7 (2.4) 578 (124) 2.55 (0.26) 5.53 (1.15) 2.28 (1.19)
   non-O 19 12.3 (1.5) 18.7 (2.5) 3366 (312) 50.0 (1.8) 652 (169) 2.68 (0.20) 5.39 (1.1) 2.53 (1.18)
  Past or no infection O group 38 12.2 (1.5) 18.6 (2.1) 3315 (537) 49.8 (2.3) 580 (121) 2.67 (0.24) 5.82 (0.85)§  
   non-O 39 11.8 (1.5) 18.7 (2.3) 3093 (521) 49.1 (2.0) 588 (115) 2.67 (0.23) 5.34 (0.89)§  
  1. †Active: acute and chronic infection
  2. ‡Ponderal Index = weight/length3
  3. * p value = 0.04
  4. §p value = 0.02
\