Clinical Study

Hematological Indices for Differential Diagnosis of Beta Thalassemia Trait and Iron Deficiency Anemia

Table 5

Red cell values at various ages of study groups and mean and lower limit of normal (−2 SD).

Age Hemoglobin (g/dL) Hemoglobin (g/dL) MCV (fL) MCV (fL)
Mean ± SD (range)Mean and lower limit of normal (−2 SD) Mean ± SD (range) Mean and lower limit of normal (−2 SD)

Female
 0.5–2 years10.06 ± 0.73 (9.0–11.4)12.0 (10.5)63.79 ± 4.24 (56.62–69.74)78 (70)
 2–6 years10.17 ± 0.74 (8.9–11.6)12.5 (11.5)62.09 ± 5.42 (49.0–69.90)81 (75)
 6–12 years10.42 ± 0.78 (8.9–11.4)13.5 (11.5)62.80 ± 5.80 (53.4–77.3)86 (77)
 12–18 years10.15 ± 0.99 (8.9–11.6)14.0 (12.0)65.71 ± 5.23 (56.8–71.9)90 (78)
Male
 0.5–2 years10.16 ± 0.74 (8.9–11.3)12.0 (10.5)69.90 ± 3.85 (57.0–69.4)78 (70)
 2–6 years10.38 ± 0.75 (8.9–11.5)12.5 (11.5)60.92 ± 5.0 (52.0–69.7)81 (75)
 6–12 years10.72 ± 0.71 (9.0–11.4)13.5 (11.5)63.25 ± 6.03 (56.7–74.3)86 (77)
 12–18 years10.78 ± 0.78 (8.9–11.4)14.5 (13.0)62.46 ± 3.59 (59.6–68.7)88 (78)

Hb: hemoglobin; MCV: mean corpuscular volume; SD: standard deviation.
From [24].