Skip to main content

Table 3 Risk factors of placental haemozoin

From: Detection and clinical manifestation of placental malaria in southern Ghana

Factor Haemozoin detected (%, fraction) Univariate analysis Multivariate analysis
   OR (95%CI) P OR (95%CI) P
Parity      
   >1 24.2 (128/528) 1   1  
   1 42.4 (129/304) 2.3 (1.7–3.2) < 0.0001 1.5 (1.0–2.2) 0.04
Age-group (years)      
   >30 17.4 (33/190) 1   1  
   26–30 27.0 (57/211) 1.8 (1.1–2.9) 0.02 1.7 (1.0–2.8) 0.04
   21–25 33.9 (82/242) 2.4 (1.5–4.0) 0.0001 2.1 (1.3–3.5) 0.003
   ≤20 45.7 (84/184) 4.0 (2.4–6.6) <0.0001 3.0 (1.7–5.2) 0.0002
Season      
   Dry 27.1 (109/402) 1   1  
   Rainy* 34.3 (150/437) 1.4 (1.0–1.9) 0.02 1.4 (1.1–2.0) 0.02
  1. OR, odds ratio: 95%CI, 95% confidence interval; *, rainy season, May-October