Table 4 One-year prevalence estimates for Benin and Cameroon, adjusted for age, gender and habitation, for each headache type

Migraine (definite + probable)

21.2% [19.7–23.0]

18.1 [16.8–19.5]

Tension-type headache (definite + probable)

43.1% [41.1–45.1]

44.8 [43.1–46.6]

Probable medication-overuse headache

4.5% [3.7–5.4]

6.5 [5.7–7.4]

Other headache on ≥ 15 days/month

3.1% [2.4–3.9]

6.6 [5.8–7.6]