Table 3 Multivariable logistic regression model to examine factors associated with adequate antenatal visits in Liberia, 2007–2016

 2007

1.00

–

1.00

–

 2013

1.30 (1.07–1.59)

0.010*

0.86 (0.53–1.39)

0.537

 2016

1.51 (1.16–1.95)

0.002*

–

–

Age at first birth

1.01 (0.99–1.03)

0.415

Ns

–

 15–19

1.00

Ns

 20–24

1.06 (0.88–1.28)

0.532

Ns

 25–29

1.05 (0.87–1.27)

0.590

Ns

 30–34

0.95 (0.79–1.17)

0.676

Ns

 35–39

1.16 (0.94–1.42)

0.173

Ns

 40–44

0.85 (0.67–1.08)

0.196

Ns

 45–49

0.78 (0.55–1.12)

0.179

Ns

 Morovia

1.00

1.00

 North Western

0.73 (0.56–0.96)

0.023

0.95 (0.69–1.31)

0.765

 South Central

0.54 (0.41–0.73)

< 0.001*

1.34 (0.97–1.86)

0.080

 South Eastern A

0.41 (0.31–0.54)

< 0.001*

0.61 (0.43–0.86)

0.005*

 South Eastern B

0.51 (0.39–0.66)

< 0.001*

1.06 (0.77–1.47)

0.717

 North Central

0.41 (0.28–0.58)

< 0.001*

1.18 (0.76–1.82)

0.456

 Urban

1.00

1.00

 Rural

0.41 (0.35–0.49)

< 0.001*

0.51 (0.36–0.72)

< 0.001*

 No education

1.00

1.00

 Primary

1.33 (1.17–1.50)

< 0.001*

1.28 (1.11–1.48)

0.001*

 Secondary

2.49 (2.10–2.95)

< 0.001*

1.63 (1.27–2.09)

< 0.001*

 Higher

7.01 (3.58–13.71)

< 0.001*

4.33 (1.50–12.55)

0.007*

 Christian

1.00

1.00

 Muslim

1.76 (1.34–2.32)

< 0.001*

1.90 (1.38–2.61)

< 0.001*

 Traditional

0.68 (0.32–1.42)

0.301

1.21 (0.57–2.59)

0.617

 Nil

0.57 (0.39–0.81)

0.002*

0.78 (0.52–1.16)

0.217

 Male

1.00

1.00

 Female

1.24 (1.08–1.41)

0.002*

1.13 (0.98–1.30)

0.091

 Not at all

1.00

1.00

 Less than once a week

2.38 (1.72–3.30)

< 0.001*

1.04 (0.74–1.48)

0.812

 At least once a week

2.30 (1.67–3.18)

< 0.001*

0.99 (0.69–1.45)

0.990

 Almost every day

7.10 (1.50–33.65)

< 0.001*

1.37 (0.27–6.94)

0.700

 Not at all

1.00

1.00

 Less than once a week

2.03 (1.67–2.46)

< 0.001*

1.33 (1.09–1.62)

0.005*

 At least once a week

1.70 (1.44–2.02)

< 0.001*

1.09 (0.90–1.31)

0.366

 Almost every day

2.92 (2.23–3.83)

< 0.001*

1.64 (1.18–2.27)

0.003*

 Not at all

1.00

1.00

 Less than once a week

2.26 (1.79–2.85)

< 0.001*

1.32 (1.04–1.67)

0.024

 At least once a week

1.95 (1.55–2.46)

< 0.001*

1.04 (0.81–1.32)

0.769

 Almost every day

3.07 (1.99–4.74)

< 0.001*

1.10 (0.68–1.79)

0.696

 Poorest

1.00

1.00

 Poorer

1.38 (1.16–1.64)

< 0.001*

1.11 (0.81–1.53)

0.514

 Middle

2.25 (1.86–2.72)

< 0.001*

1.54 (1.11–1.85)

0.010*

 Richer

3.11 (2.51–3.85)

< 0.001*

2.06 (1.36–3.12)

0.001*

 Richest

5.18 (3.85–6.95)

< 0.001*

3.04 (1.75–5.29)

< 0.001*

 1–4

1.00

1.00

  > 4

0.77 (0.69–0.87)

< 0.001*

1.02 (0.89–1.17)

0.758

 2007*Urban

1.00

1.00

 2013*Rural

2.03 (1.4–2.95)

< 0.001*

1.83 (1.21–2.75)

0.004*

 2016*Rural

2.39 (1.47–3.87)

< 0.001*

 2007*Urban

1.00

 2013*Poorer

1.11 (0.76–1.63)

0.579

1.13 (0.76–1.68)

0.560

 2013*Middle

0.99 (0.65–1.52)

0.969

1.19 (0.77–1.85)

0.421

 2013*Richer

0.80 (0.50–1.29)

0.368

1.15 (0.67–1.98)

0.613

 2013*Richest

0.47 (0.23–0.94)

0.033*

0.79 (0.36–1.72)

0.554

 2016*Poorer

1.51 (0.85–2.67)

0.162

1.47 (0.85–2.55)

0.164

 2016*Middle

1.16 (0.63–2.16)

0.628

0.76 (0.41–1.42)

0.401

 2016*Richer

0.48 (0.26–0.89)

0.019*

0.36 (0.19–0.71)

0.003*

 2016*Richest

0.40 (0.18–0.85)

0.018*

0.26 (0.12–0.56)

0.000*