The Data Coordinating Center (DCC) under the direction of Dianne Finkelstein for the CGN is located at Massachusetts General Hospital Biostatistics Center. The DCC provides statistical support, develops data management system in collaboration with Yale Medical Informatics, and organizes and coordinates the scientific activities of the CGN Steering Committee. The support and consultation of the DCC is available to all collaborating investigators.

The following are examples of DCC statistical services:

• Provide statistical support
• Evaluate and collaborate in the design of proposed studies, including identifying scientific hypotheses, definition of endpoints and sample size considerations.
• Coordinated development of the study Protocol and Procedure Manual of Operations which provides details on recruitment, registration, data management, and analysis
• Developed study specific web-based database and entry systems
• Developed study specific Data Management plan
• Sample Tracking
• Randomization