Characteristics of study participants by modern contraceptive uptake by six weeks and six months postpartum.

Characteristics of study participants by modern contraceptive uptake by six weeks and six months postpartum.</p

Flow diagram shows the number of women who received different maternal and child health services.

(TIF)</p

Objectives of the study and number of included samples.

(DOCX)</p

The characteristics of the participants in the analysis population by maternal anaemia in sub-Saharan Africa 2010–2017.

The characteristics of the participants in the analysis population by maternal anaemia in sub-Saharan Africa 2010–2017.</p

The number of samples included and maternal anaemia level.

(DOCX)</p

Lists of adjustment variables and their definition.

(DOCX)</p

STROBE 2007 (v4) statement—Cross-sectional checklist.

(DOCX)</p

The association between interbirth interval and predicted maternal anaemia based on the first-degree fractional polynomial.

The association between interbirth interval and predicted maternal anaemia based on the first-degree fractional polynomial.</p

Association between family planning counselling during the maternal health services and modern contraceptive uptake at six months postpartum.

Association between family planning counselling during the maternal health services and modern contraceptive uptake at six months postpartum.</p

Sociodemographic, household and health services characteristics of all eligible participants.

(DOCX)</p