Table 1 Mean hemoglobin level, mean corpuscular volume and ferritin concentration by gender and age among 1415 adolescents in Kuwait.

From: Anemia and its associated factors among Adolescents in Kuwait

Age (years)a

N

Hemoglobin, Mean (SD) g/L

% anemic

Mean Corpuscular Volume (SD) fL

Serum Ferritin, Median (IQR) ng/mL

Total

1415

131.83 (10.36)

8.06

80.56 (6.15)

20.8 (13.9–30.8)

   10.3 to <12 year

525

130.45 (9.12)

4.95

79.95 (5.83)

21.7 (14.6–31.2)

   12 to <15 year

881

132.58 (10.91)

9.76

80.90 (6.31)

20.4 (13.4–30.4)

Females

721

130.00 (10.48)

10.96

81.04 (6.56)

17.6 (10.7–25.4)

   10.3 to <12 year

291

129.89 (9.23)

5.50

80.34 (5.90)

18.7 (11.6–26.5)

   12 to <15 year

427

130.14 (11.24)

14.29

81.50 (6.92)

17.1 (9.9–24.3)

Males

694

133.72 (9.89)

5.04

80.06 (5.66)

24.0 (17.9–34.3)

   10.3 to <12 year

234

131.16 (8.96)

4.27

79.46 (5.71)

25.7 (19.4–36.6)

   12 to <15 year

454

134.88 (10.07)

5.51

80.34 (5.63)

23.4 (17.3–33.7)

  1. aOnly 9 adolescents (3 females and 6 males) were 15+ years with 2 females being anemic. SD: Standard Deviation IQR: Interquartile Range.