Individual Study / GNN

German Neonatal Network

German Neonatal Network

GNN logo
Initiatives -
The network is focussed on the long-term effects of genetic, clinical and social risk factors, the influence of center specific treatment strategies and the support of randomized clinical trials in VLBW-infants ( very low birth weight below 1500 grams ).
Start Year
Funded by the German Ministry of Education and Research (BMBF grant no: 01ER0805 and 01ER1501).
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Investigators Contacts
  • Dr. Alexander Humberg
    University of Lübeck


Study design
Population cohort
Follow Up
Follow-up of infants is guaranteed by annual mail questionnaires and follow-up examination at 5years of age by a study team. Source data verification is evaluated via annual onsite monitoring. Annual written reports provideinformation on clinical courses of VLBWI to the individual centres in our network.

Marker Paper

Humberg A, Härtel C, Rausch TK, Stichtenoth G, Jung P, Wieg C, Kribs A, von der Wense A, Weller U, Höhn T, Olbertz DM, Felderhoff-Müser U, Rossi R, Teig N, Heitmann F, Schmidtke S, Bohnhorst B, Vochem M, Segerer H, Möller J, Eichhorn JG, Wintgens J, Böttger R, Hubert M, Dördelmann M, Hillebrand G, Roll C, Jensen R, Zemlin M, Mögel M, Werner C, Schäfer S, Schaible T, Franz A, Heldmann M, Ehlers S, Kannt O, Orlikowsky T, Gerleve H, Schneider K, Haase R, Böckenholt K, Linnemann K, Herting E, Göpel W. Active perinatal care of preterm infants in the German Neonatal Network. Arch Dis Child Fetal Neonatal Ed. 2020 Mar;105(2):190-195. doi: 10.1136/archdischild-2018-316770. Epub 2019 Jun 27.

PUBMED 31248963


Sources of Recruitment
  • Individuals

Number of participants

Number of participants
Number of participants with biosamples
Supplementary Information
Very low birth weight infants


Availability of data and biosamples