This study was supported in part by PHS grant UL1 RR025008 from the Clinical and Translational Science Award program, National Institutes of Health, National Center for Research Resources. The National Institutes of Health, the NICHD, and the Centers for Disease Control and Prevention provided grant support for the Neonatal Research Network's Early Onset Sepsis Study. Data collected at participating sites of the NICHD NRN were transmitted to RTI International, the data coordinating center (DCC) for the network, which stored, managed, and analyzed the data for this study. On behalf of the NRN, Dr Abhik Das (DCC Principal Investigator), and Ms Nellie Hansen (DCC Statistician) had full access to all the data in the study and take responsibility for the integrity of the data and accuracy of the data analysis.
The following investigators, in addition to those listed as authors, participated in this study: NRN Steering Committee Chair: Michael S. Caplan, MD, University of Chicago, Pritzker School of Medicine; Case Western Reserve University Rainbow Babies & Children's Hospital (GCRC M01 RR80, U10 HD21364): Avroy A. Fanaroff, MD, Nancy S. Newman, BA, RN; CDC (IAA 05FED32885-00): Stephanie J. Schrag, DPhil; Cincinnati Children's Hospital Medical Center, University of Cincinnati Hospital, and Good Samaritan Hospital (GCRC M01 RR8084, U10 HD27853): Edward F. Donovan, MD, Kate Bridges, MD, Barbara Alexander, RN, Cathy Grisby, BSN, CCRC, Holly L. Mincey, RN, BSN, Jody Hessling, RN; Duke University School of Medicine University Hospital, Alamance Regional Medical Center, and Durham Regional Hospital (GCRC M01 RR30, U10 HD40492): C. Michael Cotten, MD, MHS, Kathy J. Auten, MSHS, Kimberly A. Fisher, PhD, FNP-BC, IBCLC, Katherine A. Foy, RN; Emory University Children's Health Care of Atlanta, Grady Memorial Hospital, and Emory Crawford Long Hospital (U10 HD27851, 5P20RR11104): David P. Carlton, MD, Ann M. Blackwelder, RNC, BS, MS; NICHD: Stephanie Wilson Archer, MA; Indiana University, Indiana University Hospital, Methodist Hospital, Riley Hospital for Children, and Wishard Health Services (GCRC M01 RR750, U10 HD27856): Dianne E. Herron, RN, Leslie Dawn Wilson, BSN, CCRC; RTI International (U01 HD36790): W. Kenneth Poole, PhD, Jeanette O'Donnell Auman, BS, Margaret Cunningham, BS, Carolyn Petrie Huitema, MS, Kristin M. Zaterka-Baxter, RN, BSN; Stanford University Dominican Hospital, El Camino Hospital, and Lucile Packard Children's Hospital (GCRC M01 RR70, U10 HD27880): David K. Stevenson, MD, Marian M. Adams, MD, Magdy Ismail, MD, MPH, M. Bethany Ball, BS, CCRC, Andrew W. Palmquist, RN, Melinda S. Proud, RCP; Tufts Medical Center Floating Hospital for Children (GCRC M01 RR54, U10 HD53119): Brenda L. MacKinnon, RNC, Ellen Nylen, RN, BSN; University of Alabama at Birmingham Health System and Children's Hospital of Alabama (GCRC M01 RR32, U10 HD34216): Namasivayam Ambalavanan, MD, Monica V. Collins, RN, BSN, MAEd, Shirley S. Cosby, RN, BSN; University of Iowa Children's Hospital (GCRC M01 RR59, U10 HD53109): John A. Widness, MD, Karen J. Johnson, RN, BSN; University of New Mexico Health Sciences Center (GCRC M01 RR997, U10 HD53089): Conra Backstrom Lacy, RN, Rebecca Montman, BSN; University of Texas Southwestern Medical Center at Dallas Parkland Health & Hospital System and Children's Medical Center Dallas (GCRC M01 RR633, U10 HD40689): Charles R. Rosenfeld, MD, Walid A. Salhab, MD, Gaynelle Hensley, RN, Melissa H. Leps, RN, Nancy A. Miller, RN, Alicia Guzman; University of Texas Health Science Center at Houston Medical School, Children's Memorial Hermann Hospital, and Lyndon Baines Johnson General Hospital/Harris County Hospital District (U10 HD21373): Kathleen A. Kennedy, MD, MPH, Georgia E. McDavid, RN, Patti L. Tate, RCP, Sharon L. Wright, MT; University of Utah University Hospital, LDS Hospital, and Primary Children's Medical Center (CTSA UL1 RR25764, GCRC M01 RR64, U10 HD53124): Bradley A. Yoder, MD, Karen A. Osborne, RN, BSN, CCRC, Jennifer J. Jensen, RN, BSN, Cynthia Spencer, RNC, Kimberlee Weaver-Lewis, RN, BSN; Wayne State University Hutzel Women's Hospital and Children's Hospital of Michigan (U10 HD21385), Rebecca Bara, RN, BSN; Women & Infants' Hospital of Rhode Island, Warren Alpert Medical School at Brown University (U10 HD27904): William Oh, MD, Angelita M. Hensman, RN, BSN; Yale University Yale-New Haven Children's Hospital and Bridgeport Hospital (CTSA UL1 RR24139, GCRC MO1 RR125, GCRC M01 RR6022, U10 HD27871): Richard A. Ehrenkranz, MD, Harris Jacobs, MD, Patricia Cervone, RN, Monica Konstantino, RN, BSN, JoAnn Poulsen, RN, Janet Taft, RN, BSN.
We are indebted to our medical and nursing colleagues and the infants and their parents who agreed to take part in this study. We thank Dr Jennifer Verani for technical advice regarding GBS guidelines and Ms Mazie Tinsley for manuscript preparation.