Table 4.

Logistic regression of factors potentially associated with three IPTi doses*

Variable1		Univariable models		Multivariable model
		Crude OR (95% CI)	p-value	Adjusted OR (95% CI)	p-value
Child’s age in months		1.07 (1.02–1.12)	0.0044	1.07 (1.02–1.11)	0.0056
Child’s sex	Female	1	0.6286	1	0.2450
	Male	0.93 (0.70–1.24)		0.83 (0.61–1.14)
Positive RDT-result		0.52 (0.35–0.77)	0.0013	0.57 (0.39–0.82)	0.0035
Use of mosquito net at night		2.01 (1.40–2.89)	0.0003	1.76 (1.22–2.53)	0.0029
Caretaker’s age in years		1.01 (1.00–1.03)	0.0184	1.00 (0.98–1.01)	0.8381
Caretaker’s sex	Female	1	0.3450	1	0.0251
	Male	0.77 (0.45–1.33)		0.50 (0.28–0.91)
Caretaker’s relationship with the child	Parent	1	0.0273	1	0.6897
	Other	1.68 (1.06–2.67)		1.12 (0.63–2.02)
Is the caretaker able to read and write?	Illiterate	1	0.5293 0.4161	1	0.8501 0.7876
	Partially literate	0.86 (0.54–1.37)		0.95 (0.56–1.62)
	Fully literate	1.26 (0.72–2.23)		1.08 (0.61–1.89)
Caretaker’s main type of income	No salary	1	0.2262 0.0869	1	0.2258 0.0290
	Self-employment	0.71 (0.40–1.25)		0.70 (0.39–1.26)
	Paid employment	2.30 (0.88–6.00)		2.74 (1.11–6.74)
Caretaker’s marital status	Single (never married)	1	0.1739 0.0617 0.0038	1	0.5115 0.2918 0.1470
	Married or in union	1.43 (0.85–2.41)		1.21 (0.68–2.16)
	Separated or divorced	2.79 (0.95–8.17)		1.86 (0.58–5.98)
	Widow/er	4.07 (1.60–10.33)		2.02 (0.78–5.25)
Caretaker’s religion	Christian	1	0.3841 0.1258	1	0.0045 0.9579
	Muslim	0.82 (0.53–1.29)		0.51 (0.32–0.81)
	Other	0.18 (0.02–1.64)		1.11 (0.02–55.32)
District	Bombali	1		1
	Tonkolili	0.57 (0.23–1.44)	0.2309	0.68 (0.26–1.78)	0.4271
	Port Loko	0.33 (0.16–0.66)	0.0023	0.40 (0.19–0.87)	0.0212
Locality	Rural	1	0.3616 0.4678	1	0.7922
	Urban	0.77 (0.37–1.58)		1.11 (0.50–2.45)

CI confidence interval, OR odds ratio

¹The first listed category of each variable was taken as reference value. In case of dummy variables, “No” was taken as a reference value

^*n = 698 observations