The study found that as the maternal age of pregnant women increases, the risk of miscarriage increases, and maternal age is an important risk factor for spontaneous abortion.39 At the same time, some studies have found that rs619586 AG/GG variants in the lncRNA MALAT1 gene are more protective for women younger than 35 years old and women with 2‐3 miscarriages than rs619586 AA variants26. Here, MALAT1 is linked to abortion.