References
Lund M, Pasternak B, Davidsen RB, et al. Use of macrolides in mother and child and risk of infantile hypertrophic pyloric stenosis: nationwide cohort study. BMJ. 2014;348:g1908.
Eberly MD, Eide MB, Thompson JL, Nylund CM. Azithromycin in early infancy and pyloric stenosis. Pediatrics. 2015;135(3):483–8.
Ortqvist AK, Lundholm C, Kieler H, et al. Antibiotics in fetal and early life and subsequent childhood asthma: nationwide population based study with sibling analysis. BMJ. 2014;349:g6979.
Cnattingius S, Ericson A, Gunnarskog J, Kallen B. A quality study of a medical birth registry. Scand J Soc Med. 1990;18(2):143–8.
Ludvigsson JF, Andersson E, Ekbom A, et al. External review and validation of the Swedish national inpatient register. BMC Public Health. 2011;11(1):450.
Wettermark B, Hammar N, Fored CM, et al. The new Swedish Prescribed Drug Register–opportunities for pharmacoepidemiological research and experience from the first six months. Pharmacoepidemiol Drug Saf. 2007;16(7):726–35.
Author information
Authors and Affiliations
Corresponding author
Ethics declarations
Conflicts of interests
All authors have completed the ICMJE uniform disclosure form at www.icmje.org/coi_disclosure.pdf. JFL, CL, AKÖ, and CA claim no conflict of interest related to the submitted work.
Ethical approval
The study was approved by the Regional Ethical Review board in Stockholm, Sweden (DNR 2011/2012-31/5 and 2012/1179-32).
Rights and permissions
About this article
Cite this article
Ludvigsson, J.F., Lundholm, C., Örtqvist, A.K. et al. No association between macrolide treatment in infancy and later pyloric stenosis in Sweden. Eur J Epidemiol 31, 331–332 (2016). https://doi.org/10.1007/s10654-015-0114-6
Received:
Accepted:
Published:
Issue Date:
DOI: https://doi.org/10.1007/s10654-015-0114-6