Individual Study / BEST/BLS

BEST/BLS - Bavarian Longitudinal Study Cohort

Networks -
Datasets -
Variables -



Investigators Contacts
  • Nicole Baumann
    University of Warwick


Start Year
Follow Up Is Ongoing
Year of Most Recent Data Collection
New Data Collection planned?
Supported by grants PKE24, JUG14, 01EP9504, and 01ER0801 from the German Federal Ministry of Education and Science (BMBF), and by grant DFG SCHM 3045/2-1 from the German Research Foundation (DFG)


Access to external researchers or third parties neither provided nor foreseen.

Study Design

Study design
Number of Data Collection Events
Number of very preterm (VPT) and/or very low birthweight (VLBW) births included in cohort (live & still births)
Supplementary information about number of participants
Original cohort recruited infants admitted to the NICU in South Bavaria n=7505.
VPT/VLBW subcohort available for RECAP Preterm n=682

Marker Paper

1. Riegel K, Ohrt B, Wolke D, K Ö. Die Entwicklung gefährdet geborener Kinder bis zum fünften Lebensjahr: Die Arvo Ylppö-Neugeborenen-Nachfolgestudie in Südbayern und Südfinnland [The development of at-risk children until the fifth year of life. The Arvo Ylppö Longitudinal Study in South Bavaria and South Finland] Stuttgart: Ferdinand Enke Verlag; 1995.
2. Schmid G, Schreier A, Meyer R, Wolke D. Predictors of crying, feeding and sleeping problems: a prospective study. Child Care Health Dev 2011;37:493-502.
3. Jaekel J, Baumann N, Wolke D. Effects of Gestational Age at Birth on Cognitive Performance: A Function of Cognitive Workload Demands. Plos One 2013;8.
4. Eryigit-Madzwamuse S, Wolke D. Attention problems in relation to gestational age at birth and smallness for gestational age. Early Hum Dev 2015;91:131-8.
5. Schneider W, Wolke D, Schlagmuller M, Meyer R. Pathsways to school achievement in very preterm and full term children. Eur J Psychol Educ 2004;19:385-406.
6. Eryigit Madzwamuse S, Baumann N, Jaekel J, Bartmann P, Wolke D. Neuro-cognitive performance of very preterm or very low birth weight adults at 26 years. Journal of child psychology and psychiatry, and allied disciplines 2015;56:857-64.


Bavarian Longitudinal Study Cohort

Selection Criteria
  • Germany
Geographical Area
Southern Bavaria
VPT/VLBW Group Inclusion Criteria
Infants born during the period February 1985 and March 1986 who required admission to a neonatal unit within the first 10 days after birth, and were born VP/VLBW (<32 weeks gestational age or <1500g birth weight): N=682.
Control Group Inclusion Criteria
Healthy infants who were cared for on the normal postnatal wards in the same obstetric hospitals: N=916.
VPT/VLBW Group Exclusion Criteria
Control Group Exclusion Criteria
Supplementary Information
Data collection of control children started at the same time as for the VP/VLBW infants, beginning at birth and throughout all follow-up assessments.
Data Collection Events
# Name Description Start End
0 Perinatal Assessment 1985 1986
1 5 Month Follow Up 1985 1987
2 20 Month Follow Up 1986 1988
3 56 Month Follow Up 1989 1990
4 6.3 year Follow Up 1991 1993
5 8.5 year Follow Up 1993 1993
6 12-13 year Follow Up 1998 1999
7 26 Year Follow Up 2010 2014