Ontology highlight
ABSTRACT:
SUBMITTER: Fan S
PROVIDER: S-EPMC7887192 | biostudies-literature | 2021 Feb
REPOSITORIES: biostudies-literature
Scientific reports 20210216 1
Most reported risk factors for developmental speech delay (DSD) remain controversial, and studies on paternal influencing factors are rare. This study investigated family environmental risk factors for DSD in northern China. The medical records of 276 patients diagnosed with DSD at four centres between October 2018 and October 2019 were retrospectively analysed. A questionnaire was designed that contained items such as maternal age at the child's birth, child sex, child age, birth order, family ...[more]