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Table 3 Correlation of villous architecture with clinical outcomes

From: A morphometric and histological study of placental malaria shows significant changes to villous architecture in both Plasmodium falciparum and Plasmodium vivax infection

Clinical parameter Villous size/μm2 Vascularity (number of vessels/villus) Number of villi/10 hpf Villous perimeter (μm/villos) Villous perimeter (total per 10 hpf)
Placental weight 0.995 0.547 0.975 0.761 0.208
Gestational Age at delivery 0.043* 0.364 0.247 0.968 0.310
Maternal anaemia Gradea 0.656 0.354 0.0034** 0.525 0.214
Maternal haematocrit %b 0.142 0.922 0.009** 0.760 0.346
Birthweight 0.833 0.567 0.441 0.454 0.179
  1. aMaternal anaemia graded by haematocrit at infection (0 = normal, 1 = 25-30%, 2 = <25%, see Methods).
  2. b% maternal haematocrit at infection.
  3. Figures in bold are significant at *P<0.05 and **P<0.01.