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Table 4 Relationship between women infection and low preterm birth without and with adjustment

From: Association of malaria and curable sexually transmitted infections with pregnancy outcomes in rural Burkina Faso

  

Preterm birth

 

n

%

OR (95%CI)

P-Value

Adj OR (95% CI)

P-Value

     

N = 18731

 

Maternal infections

   

0.48

 

0.28

 Malaria and STI

305

1.3

1.20 (0.44 - 3.24)

 

1.32 (0.42 - 4.19)

 

 Malaria without STI

4856

1.3

1.17 (0.88 - 1.54)

 

1.42 (0.97 - 2.07)

 

 STI without malaria

592

0.7

0.61 (0.23 - 1.66)

 

0.70 (0.22 - 2.21)

 

 Neither malaria nor STI

22919

1.1

1

 

1

 

Age (yrs)

   

0.002

 

0.69

 < 20

4836

1.5

1.67 (1.26 - 2.21)

 

1.13 (0.81 - 1.58)

 

 20 - 34

16233

0.9

1

 

1

 

 ≥35

2758

1.1

1.22 (0.83 - 1.80)

 

0.92 (0.55 - 1.53)

 

Gravidity

   

< 0.001

 

<0.001

 Primigravidae

6264

2.2

2.99 (2.28 - 3.91)

 

3.14 (2.21 - 4.45)

 

 Paucigravidae

9258

0.9

1.22 (0.90 - 1.64)

 

1.07 (0.72 - 1.59)

 

 Multigravidae

12058

0.7

1

 

1

 

Mother’s BMI (kg/m2)

   

0.23

 

NI

 ≤ 20.0

2076

1.1

1.28 (0.87 - 1.87)

 

NI

 

 > 20.0

26596

1.4

1

   

IPT-SP

   

0.03

 

0.14

 None

2417

1.5

1.74 (1.16 - 2.61)

 

1.48 (0.95 - 2.30)

 

 1-2 doses

9460

1.2

1.30 (0.96 - 1.77)

 

1.30 (0.95 - 1.78)

 

 ≥ 3 doses

7892

0.9

1

 

1

 
  1. BMI Body mass index, IPT-SP intermittent preventive treatment with sulfadoxine-pyrimethamine, NI not included, Adj OR adjusted odd ratio
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