Which of the Following Is a Meta-Analysis

Multiple Choice

Which of the following is a meta-analysis?

A) Review of 35 studies on nurse work satisfaction to determine the significance of the aggregated research findings
B) Review of multiple chart audits to determine which errors are being reduced through implementation of evidence-based guidelines
C) RCT comparing the effectiveness of a local anesthetic in reducing the pain of venipuncture in young children
D) Analysis of factors contributing to nurse burnout and dissatisfaction at emergency room sites