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Table 2 Calculated hematological (WBC and platelet) RI for the screened population

From: Establishment of hematological reference intervals for healthy adults in Asmara

Parameter Sex N Mean 95% CI for mean Median Range 2.5th–97.5th‰ p-value (gender)
White blood cells (WBC) (× 109/L) Combined 591 5.6 5.6–6.0 5.6 2.6–10.5 3.4–9.0 0.838
Male 295 5.9 5.7–6.06 5.6 3–12.7 3.7–9.3
Female 296 5.8 5.6–6.0 5.6 2.6–10.1 3.3–8.9
Lymhocyte (LY) (%) Combined 591 39.2 38.4–39.0 37.3 17.3–66 22–59.2 0.008
Male 295 40.2 39.0–41.3 38.7 17.3–66 22–59.9
Female 296 38.1 37.1–39.1 36.5 19–61.5 22.3–58.2
Monocyte (MO) (%) Combined 591 38.1 7.3–7.7 7.6 1.6–17.9 3.1–11.7 0.903
Male 295 7.5 7.3–7.7 7.6 1.9–15.7 3.1–11.6
Female 296 7.5 7.2–7.7 7.6 1.6–17.9 3–11.8
Granulocyte (GR) (%) Combined 591 53.3 52.5–54.1 54.7 26.1–78.4 32.4–72.6 0.024
Male 295 52.3 51–53.6 53.2 26.1–78.4 31.7–73.6
Female 296 54.3 53.2–55.4 55.5 29.8–76.0 33.5–70.5
Platelet (PLT) (× 109/L) Combined 591 223.1 218.7–227.5 218 86–449 134–344.2 0.092
Male 295 216.1 210.3–221.5 211 86–420 128.4–318.4
Female 296 230.1 223.5–236.6 226.5 93–449 145.4–351.6