Journals
Publish with us
Publishing partnerships
About us
Blog
Journal of Pregnancy
Journal overview
For authors
For reviewers
For editors
Table of Contents
Special Issues
Journal of Pregnancy
/
2020
/
Article
/
Tab 2
/
Research Article
Maternal Serum Concentrations of Selenium, Copper, and Zinc during Pregnancy Are Associated with Risk of Spontaneous Preterm Birth: A Case-Control Study from Malawi
Table 2
Two-way analysis for micronutrient concentrations.
Serum concentration
Characteristic
Lab ref values [
34
]
Total
Term births
(mg/L)
Preterm births
value
Selenium (
μ
g/L)
Mean (SD)
47-142
77.0 (19.4)
74.2 (16.5)
79.7 (21.6)
0.058
Copper (mg/L)
Mean (SD)
0.76-1.59
2.50 (0.52)
2.39 (0.43)
2.61 (0.57)
0.004
Zinc (mg/L)
Mean (SD)
0.59-1.11
0.77 (0.20)
0.73 (0.19)
0.81 (0.20)
0.006
SD: standard deviation.
-
test used for continuous variables.