Table 1 Description of the study population (N = 685)

Children

 Age (months), median (IQR)¹

17.0 (13.0–21.0)

 Age groups, n (%)

  10–16 months

302 (44.1)

  17–24 months

383 (55.9)

 Slept under a bed net the night before (Yes), n (%)

541(79.1)

 Immunization status²

  Fully-immunized

403 (58.7)

  Partially-immunized

187 (27.6)

  Never-immunized

95 (13.7)

 Vitamin A uptake³ (Yes), n (%)

421 (61.3)

Caretakers

 Age⁴ (years), median (IQR)

27 (23–33)

 Relationship with the child, n (%)

  Mother

639 (93.5)

  Father

36 (5.2)

  Another family member

9 (1.2)

  Unknown

1 (0.1)

 Marital status, n (%)

  Married/in a union

654 (95.4)

  No partner

29 (4.5)

  Unknown

2 (0.1)

 In possession of child’s EPI card, n (%)

399 (58.3)

 Educational level, n (%)

  No formal education

288 (41.9)

  Primary

261 (38.0)

  Secondary or above

135 (20.0)

  Unknown

1 (0.1)

 Source of income, n (%)

  Formal employment

32 (4.3)

  Self-employed

608 (89.0)

  No income

43 (6.6)

  Unknown

2 (0.1)

 Literacy, n (%)

  Fully literate

143 (21.2)

  Partially literate

189 (27.5)

  Illiterate

353 (51.3)

 Religion, n (%)

  Christian

409 (59.5)

  Animist

211 (31.0)

  Other⁵

29 (3.9)

  No religion

33 (5.4)

  Unknown

3 (0.2)

 Ethnic group, n (%)

  Adja

241 (35.1)

  Ewe

151 (22.1)

  Kabye

149 (21.6)

  Lamba

55 (8.1)

  Other

88 (13.0)

  Unknown

1 (0.1)

Household heads

 Relationship with the child, n (%)

  Father

529 (77.1)

  Mother

83 (12.3)

  Another family member⁶

73 (10.6)

 Educational level, n (%)

  No formal education

263 (38.4)

  Primary

239 (34.8)

  Secondary or above

183 (26.8)

 Source of income, n (%)

  Formal employment

37 (5.3)

  Self-employed

600 (87.9)

  No income

48 (6.9)

Households

 Number of U5⁷ living in the household, n (%)

  1

427 (63.2)

  2

225 (32.2)

  3–4

33 (4.6)

 Distance from the village to the nearest health facility, n (%)

  < 5 km

301 (43.9)

  5–9 km

156 (26.3)

  10–19 km

180 (22.8)

  ≥ 20 km

48 (7.0)