This addendum was issued to note the statistical information for the R2 change values in Table 5 of the following article:
Chang HY, Park SM. Effects of exposure to endocrine disruptors, burnout, and social support from peers on premenstrual syndrome in nurses. Korean J Women Health Nurs. 2020;26(2):171-179. https://doi.org/10.4069/kjwhn.2020.06.18