Abstract
Figures and Tables
Table 1
From Jack BW, et al. Am J Obstet Gynecol 2008;199(6 Suppl 2):S266-S279, with permission from Elsevier [4].
BPA, bisphkenol A.
a) Level A, Recommendations are based on good and consistent scientific evidence; Level B, Recommendations are based on limited or inconsistent scientific evidence; Level C, Recommendations are based primarily on consensus and expert opinion.
b) I, Evidence obtained from at least one properly designed randomized controlled trial (RCT); I-a, Systematic review (with homogeneity) of RCTs and of prospective cohort studies; I-b, Individual RCT with narrow confidence interval, prospective cohort study with; II-1, Evidence obtained from well-designed controlled trials without randomization; II-2, Evidence obtained from well-designed cohort or case-control analytic studies, preferably from more than one center or research group; II-3, Evidence obtained from multiple time series with or without the intervention. Dramatic results in uncontrolled experiments also could be regarded as this type of evidence; III, Opinions of respected authorities, based on clinical experience, descriptive stud ies, or reports of expert committees.