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Table 1 Proportion of sub-counties categorized by public health significance of anaemia: Prevalence below 5% was considered to be normal, prevalence between 5 and 19.9% was a mild public health problem, prevalence between 20 and 39.9% was moderate public health problem whereas prevalence ≥40% was considered a severe public health problem

From: Mapping of anaemia prevalence among pregnant women in Kenya (2016–2019)

Public Health Problema

Year

2016

2017

2018

2019

Normal (< 5.0%)

28.0 (25.4–30.7)

12.0 (10.1–13.9)

8.5 (6.9–10.1)

5.4 (4.1–6.7)

Mild (5.0–19.9%)

48.2 (45.3–51.1)

56.7 (53.9–59.6)

53.4 (50.5–56.2)

47.8 (45.0–50.8)

Moderate (20.0–39.9%)

16.8 (14.7–19.1)

20.8 (18.5–23.1)

24.0 (21.5–26.4)

30.1 (27.5–32.8)

Severe (> 40.0%)

7.0 (5.6–8.6)

10.5 (8.8–12.3)

14.2 (12.3–16.4)

16.6 (14.5–18.9)

  1. aWHO recommendations for prevalence thresholds to define severity of anaemia