Haemoglobin cut-offs to define anaemia severity (WHO 2024)


Just published by the World Health Organization:


Table 3. Haemoglobin cutoffs to define anaemia severity in individuals

 

Population Haemoglobin concentration (g/L)

Population

No anaemia

Mild anaemia

Moderate anaemia

Severe anaemia

Children, 6–23 mo

≥105

95–104

70–94

<70

Children, 24–59 mo

≥110

100–109

70–99

<70

Children, 5–11 yrs

≥115

110–114

80–109

<80

Non-pregnant girls, 12–14 yrs

≥120

110–119

80–109

<80

Boys, 12–14 yrs

≥120

110–119

80–109

<80

Non-pregnant women, 15–65 yrs

≥120

110–119

80–109

<80

Men, 15–65 yrs

≥130

110–129

80–109

<80

Pregnancy, first trimester

≥110

100–109

70–99

<70

Pregnancy, second trimester

≥105

95–104

70–94

<70

Pregnancy, third trimester

≥110

100–109

70–99

<70

mo: months; yrs: years

Modified from: WHO 2024 https://www.who.int/publications/i/item/9789240088542