Correction to: International Orthopaedics

https://doi.org/10.1007/s00264-022-05352-x

The correct tiitle should be:

Comparative effectiveness of treatment modalities in severe Legg-Calvé-Perthes disease: Systematic review and network meta-analysis of observational studies 

The name of the disease "Legg-Calvé-Perthes disease" is missing

The publisher regrets this error.

The original article has been corrected.