Prevalence survey of immature permanent tooth trauma about the clinical visiting and prognosis in Xi'an schoolchildren / 华西口腔医学杂志

ABSTRACT

<p><b>OBJECTIVE</b>This study aims to investigate the clinical visiting and prognosis of schoolchildren in Xi'an after immature permanent tooth trauma and explore the prognostic factors associated with this type of trauma.</p><p><b>METHODS</b>Through cluster and simple random sampling surveys, 4 013 pupils in schools from nine districts and four counties in Xi'an were sampled, respectively. All pupils and their parents were requested to complete a questionnaire, and children who had immature permanent tooth trauma answered a separate questionnaire and underwent oral examinations. The data of the survey were analyzed statistically.</p><p><b>RESULTS</b>The amount of valid questionnaire was 3 641. Clinical visiting rate related to immature permanent tooth trauma of Xi'an schoolchildren was low (38.2%). Gender and trauma type were the factors related to clinical visiting for dental trauma concerns. The incidence of poor prognosis was 29.7%. The incidence of poor prognosis of patients with clinical visiting (35.4%) was higher than that of patients without clinical visiting (20.6%).</p><p><b>CONCLUSIONS</b>Clinical visiting rate related to immature permanent tooth trauma in Xi'an schoolchildren is extremely low, and incidence of poor prognosis is high.</p>