CD40LG and sexually transmitted disease: This is similar to the previous study in Shandong Province China.34 As documented in previous report, being married might be accompanied by risk behaviors by partners such as infidelity that might expose individual women to contracting STIs including HSV2.35 Factors associated with HSV-2 IgM seropositivity among women with previous unfavorable pregnancy was not computed due to very low HSV-2 IgM seropositivity observed in this study.36