Prevalence of childhood mental disorders in overweight and obese Spanish children: Identifying loss of control eating.

•We found a high prevalence of childhood psychological problems according to DSM-5 diagnosis in overweight / obese Spanish pediatric sample.•The results show the relevance of carrying out a standardized childhood-adolescence interview with the objective of making a reliable clinical diagnosis among a population with overweight/obesity.•Similarly to adults with obesity showing a high prevalence of binge episodes, in the case of children, LOC episodes are prevalent.•We observed a clear association between the occurrence of LOC episodes and negative emotions such as anxiety.