Correction to: BMC Pregnancy Childbirth 22, 87 (2022)

https://doi.org/10.1186/s12884-022-04423-6

In the original publication of this article [1], the authors identified an error in Fig. 3. Supplementary Fig. 1 was uploaded as Fig. 3 by mistake. Correct Fig. 3 is shown below:

Fig. 3
figure 1

Representative results of GO analyses. A Bubble plots of the GO analyses. B Results of the GO analyses

The original article has been corrected.