Meta-analysis is the quantitative, scientific synthesis of research results. Since the term and modern approaches to research synthesis were first introduced in the 1970s, meta-analysis has had a ...

Meta-analysis is an objective examination of published data from many studies of the same research topic identified through a literature search. Through the use of rigorous statistical methods, it ...

The initial search in July 2020 identified 1,907 abstract records. ... Exhibit 1 Characteristics of antenatal depression studies included in the meta-analysis. Study: Year: Sample size: Race and ...