Table 4 Factors associated with restless leg syndrome among pregnant women in Ibadan, Nigeria (Crude and adjusted odds ratios and 95% Confidence Intervals)

Age

Less than 35

1

35 and above

1.38 (0.85–2.23)

0.188

Education

Primary or less

1

Secondary

1.18 (0.35–4.05)

0.787

Tertiary or higher

2.00 (0.59–6.69)

0.260

Religion

Christianity

1

1

Islam

0.60 (0.42–0.86)

0.006

0.63 (0.43–0.91)

0.013*

Marital status

Not currently married

1

Currently married

3.79 (1.33–10.81)

0.013

3.60 (1.25–10.35)

0.017*

Income (monthly income in naira)

Less than 20,000

1

20,000–99,999

1.00 (0.59–1.69)

0.987

100,000 and above

1.06 (0.55–2.07)

0.857

Employment

Not employed

1

 1

Employed

0.41 (0.18–0.92)

0.030

0.46 (0.20–1.07)

0.072

Parity

Nullipara

1

Primiparous

0.75 (0.49–1.14)

0.173

Multiparous

0.83 (0.54–1.29)

0.406

Gravidity

Primigravida

1

Multigravida

0.85 (0.59–1.23)

0.384

Walking

No

1

Yes

1.35 (0.82–2.20)

0.239

Moderate physical activity

No

1

Yes

0.75 (0.47–1.21)

0.237

Rigorous physical activity

No

1

 1

Yes

1.54 (1.07–2.22)

0.019

1.52 (1.05–2.21)

0.026*

Dietary diversity

Inadequate

1

Adequate

0.92 (0.52–1.63)

0.774

Pre-pregnancy smoking

No

1

Yes

1.60 (0.55–4.68)

0.389

Pregnancy smoking

No

1

Yes

0.53 (0.12–2.41)

0.415

Pre-pregnancy alcohol consumption

No

1

Yes

0.99 (0.53–1.88)

0.993

Pregnancy alcohol consumption

No

1

 1

Yes

4.26 (1.23–14.73)

0.022

3.51 (1.00–12.27)

0.049*

Gestational age

1st Trimester

1

2nd Trimester

0.54 (0.19–1.55)

0.249

3rd Trimester

0.86 (0.31–2.39)

0.775