Table 2 Summary of entomological and epidemiological data according to regions before and after LLINs scale-up

Far North

6.0–20.0 ib/p/m

8.5–40.8^b

6.0–20.0 ib/p/m

7.3–9.2^b

Seasonal

An. arabiensis

[42,43,44,45,46,47]

North

2.7–36.5 ib/p/m

6.5–30.7^a

24.5–60.0 ib/p/m

28.6–35^c

Seasonal

An. arabiensis; An. gambiae (s.s.); An. funestus

[46, 49,50,51,52,53]

Adamaoua

100 ib/p/yr

17.5^b

8.1–10.6^b

Perennial with high intensity

An. gambiae (s.s.); An. coluzzii; An. funestus

[55,56,57,58,59]

North-West and West

62.8–90.5 ib/p/yr

25.0–53.2^a

2.2–11.0 ib/p/yr

9.3–22.4^a

Perennial with low intensity

An. Gambiae (s.s.); An. funestus

[8, 58, 60,61,62,63,64]

Littoral, South-West, Centre, South and East

149.0–287.0 ib/p/yr

35.0–85.4^a

0.7–1.4 ib/p/m

9.0–56.2^a

Perennial with high intensity

An. gambiae (s.s.); An. coluzzii; An. funestus; An. moucheti; An. nili

[18, 44, 49, 58, 64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95]

Yaoundé and Douala

3.0–33.0 ib/p/yr

35.0^a

0–90.0 ib/p/yr

35.0^b

Seasonal

An. gambiae (s.s.); An. coluzzii

[66, 96,97,98,99,100,101,102,103]