There is a lack of evidence on the effectiveness of moderate sedation in pediatric dentistry, compared to protective stabilization, which remains routinely used in the Brazilian context despite moral questions. The objective of this prospective nonrandomized clinical trial is to evaluate the effectiveness of the use of moderate sedation, compared to the protective stabilization, in the dental care of children with fear / anxiety and / or dental behavior problem, and associated factors. The study will be carried out in outpatient clinics of the Dental Schools of the Federal University of Goiás (UFG) and University of São Paulo (USP), with the support of professors from King's College London through the partnership CEDACORE - Children Experiencing Dental Anxiety: Collaboration on Research and Education. Participants will be 152 children under 7 years of age with dental caries, who need specialized dental treatment due to a history of non-cooperation with dental care. The interventions to be compared are moderate sedation with oral administration of ketamine and midazolam (UFG) and protective stabilization (USP). The primary endpoint 'behavior / anxiety of the child during treatment will be assessed using the Ohio State University Behavioral Rating Scale. The secondary outcomes are: dental behavioral and anxiety evolution of the child, child' pain during procedure, impact on the quality of life related to oral health, parents and dentists' satisfaction and stress, adverse events for sedated participants, longevity of composite and glass ionomer cement restorations, chronotype and physiological stress of these children. A cost-efficacy analysis will be produced at the end of the study from the perspective of the Sistema Único de Saúde. Additionally, at the end of 36 months, the investigators expect to contribute to the identification of psychosocial aspects related to dental behavior problems in children in early childhood. It is important to highlight the perspective of technological innovation, with the creation of a digital platform that will allow the registration of data related to the dental care of children worldwide and favor analyzes in the methodology of data science.
Study Type
INTERVENTIONAL
Allocation
NON_RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
152
Ketamine injectable solution in a concentration of 50.0 mg/mL via oral route; dose of 4.0 mg/kg maximum 100.0 mg
Midazolam oral solution in a concentration of 2.0 mg/mL via oral route; dose of 0.5 mg/kg, maximum 5.0 mg when associated with ketamine;
The legal guardian or accompanying person appointed by the legal guardian should sit in the dental chair with the child and contain leg and arm movements. A dental assistant keeps the child's head contained during care.
Dental School - UFG
Goiânia, Goiás, Brazil
ACTIVE_NOT_RECRUITINGDental School - FOUSP
São Paulo, São Paulo, Brazil
RECRUITINGChild behavior during the dental treatment
Children's behavior assessed by OSUBRS (Ohio State University Behavioral Rating Scale) in digital videos recorded during the administration. Scores: 1 - quiet, 2 - cry with movement, 3 - movement without cry; 4 - struggling. The higher the percentage of time of care in which the child behaves quietly, the better their behavior. Measurements for each group will be synthesized as mean (or median) and standard deviation (or interquartile range).
Time frame: Participants will be followed for the duration of the dental session, an expected average of 40 minutes
Progression of child behavior throughout the follow-up
A 10-centimeter Visual Analogue Scale (VAS) is used by one of the trained/calibrated dentists to measure the child behavior during the dental session (Hosey and Blinkhorn, 2005). The VAS anchors are "negative behavior" (left) and "positive behavior" (right). At the end of the session, raters mark a point on the 10 cm line to correspond to the perceived level of behavior; this is then measured using a ruler to give a score to the nearest millimeter which can vary from 0 to 100). The higher the VAS score, the better the child's behavior assessed by the dentist
Time frame: Baseline (dental examination) plus follow-up sessions at 4, 8, and 12 months post-treatment
Progression of child dental anxiety throughout the follow-up
Facial Image Scale (Buchanan and Niven, 2002), a row of five faces ranging from "very happy" to "very sad," and numbered from 1 (very happy, most positive response) to 5 (very sad, the most negative).
Time frame: Baseline (dental examination) plus follow-up sessions at 4, 8, and 12 months post-treatment
Impact on oral health-related quality of life and changes after treatment
The B-ECOHIS is a measure of oral health-related quality of life (OHRQoL) validated in Brazil by Scarpelli et al. (2008) to assess the impact of oral health problems and related treatment on the quality of life of children aged zero to five years and their families. "The ECOHIS consists of 13 questions divided into two main parts: child impact section (part one) and family impact section (part two). The child impact section comprises of four subscales: child symptom, child function, child psychology and child self-image/social interaction. The family impact section contains two subscales: parental distress and family function. The questionnaire is scored using a simple five-point Likert scale with responses ranging from "never" to "very often" (equivalent to a score of 0 and 4, respectively). A total score ranging from zero to 52 is calculated as a simple sum of the responses with higher scores denoting a greater oral health impact and/or poorer OHRQoL." (Martins-Junior et a. 2012).
Time frame: Baseline (dental examination) plus follow-up sessions at 4, 8, and 12 months post-treatment
Parental satisfaction with the intervention
A 10-centimeter Visual Analogue Scale (VAS) is used by the accompanying adult to measure her/his satisfaction with the child's dental session. The VAS anchors are "no satisfaction" (left) and "extreme satisfaction" (right). At the end of the session, raters mark a point on the 10 cm line to correspond to their level of satisfaction; this is then measured using a ruler to give a score to the nearest millimeter, which can vary from 0 to 100. The higher the VAS score, the greater the respondent satisfaction
Time frame: At the end of each session from dental examination through the end of the dental treatment, an average of 2 months
Parental stress (anxiety) with the intervention
A 10-centimeter Visual Analogue Scale (VAS) is used by the accompanying adult to measure her/his perceived stress (anxiety) with the child's dental session. The VAS anchors are "relaxed" (left) and "too nervous" (right). At the end of the session, raters mark a point on the 10 cm line to correspond to their level of stress (anxiety); this is then measured using a ruler to give a score to the nearest millimeter, which can vary from 0 to 100. The higher the VAS score, the greater the respondent stress
Time frame: At the end of each session from dental examination through the end of the dental treatment, an average of 2 months
Dentist's satisfaction with the intervention
A 10-centimeter Visual Analogue Scale (VAS) is used by the dentist in charge to measure her/his satisfaction with the child's dental session. The VAS anchors are "no satisfaction" (left) and "extreme satisfaction" (right). At the end of the session, raters mark a point on the 10 cm line to correspond to their level of satisfaction; this is then measured using a ruler to give a score to the nearest millimeter, which can vary from 0 to 100. The higher the VAS score, the greater the respondent satisfaction
Time frame: At the end of each session from dental examination through the end of the dental treatment, an average of 2 months
Dentist's stress (anxiety) with the intervention
A 10-centimeter Visual Analogue Scale (VAS) is used by the dentist in charge to measure her/his perceived stress (anxiety) with the child's dental session. The VAS anchors are "relaxed" (left) and "too nervous" (right). At the end of the session, raters mark a point on the 10 cm line to correspond to their level of stress (anxiety); this is then measured using a ruler to give a score to the nearest millimeter, which can vary from 0 to 100. The higher the VAS score, the greater the respondent stress
Time frame: At the end of each session from dental examination through the end of the dental treatment, an average of 2 months
Child pain reported by the parent
A 10-centimeter Visual Analogue Scale (VAS) is used by the accompanying child to measure her/his perceived pain in the child undergoing dental treatment. The VAS anchors are "no pain" (left) and "too much pain" (right). At the end of the session, raters mark a point on the 10 cm line to correspond to the perceived level of child's pain; this is then measured using a ruler to give a score to the nearest millimeter, which can vary from 0 to 100. The higher the VAS score, the greater the child's pain according to the parent
Time frame: At the end of each session from dental examination through the end of the dental treatment, an average of 2 months
Child pain reported by the dentist
A 10-centimeter Visual Analogue Scale (VAS) is used by the dentist in charge to measure her/his perceived pain in the child undergoing dental treatment. The VAS anchors are "no pain" (left) and "too much pain" (right). At the end of the session, raters mark a point on the 10 cm line to correspond to the perceived level of child's pain; this is then measured using a ruler to give a score to the nearest millimeter, which can vary from 0 to 100. The higher the VAS score, the greater the child's pain according to the dentist
Time frame: At the end of each session from dental examination through the end of the dental treatment, an average of 2 months
Child pain/distress during the dental restoration session
FLACC Pain Assessment Tool (Faces, Legs, Activity, Cry and Consolability) scored by trained and calibrated observers after watching the videos of the dental treatment. The FLACC is a measurement used to assess pain for children between the ages of 2 months and 7 years. The scale is scored in a range of 0-10 with 0 representing no pain and 10, too much pain. The scale has five criteria, which are each assigned a score of 0, 1 or 2: face, legs, activity, cry and consolability (Merkel et al., 1997).
Time frame: Duration of the dental session, an expected average of 40 minutes
Adverse events during the dental procedure
Occurrence of adverse events assessed by the Tracking and Reporting Outcomes of Procedural Sedation (TROOPS) (Roback et al. 2018) in the Moderate Sedation Group, or occurrence of bruises or inconsolability in the protective stabilization group
Time frame: Participants will be followed for the duration of the dental session, an expected average of 40 minutes. Sedated patients will also be followed in the recovery room, an expected average of 60 minutes
Number of teeth restored
Restored teeth count at the end of each session
Time frame: End of each session of dental treatment, an average of 2 months
Longevity of composite resin and glass ionomer cement restorations
Trained and calibrated observers will follow the criteria for assessing occlusal (Frencken and Holmgren 2001) or occlusal-proximal (Roeleveld et al. 2006) restorations to categorize each restoration as successful or failed
Time frame: At a time point of 5 minutes (average) after the end of the dental procedure, and in the follow-up sessions (4, 8 and 12 months)
Children's stress according to salivary cortisol
Occurrence of stress during dental procedure, assessed by salivary cortisol in children; the ELISA test will determine changes in cortisol level during dental treatment
Time frame: Change from baseline in the salivary cortisol at an expected average of 40 minutes
Cost analysis
Cost-efficacy of different sedation protocols according to the methodology of health technologies assessment; the cost of each intervention will be compared
Time frame: An expected average of 15 months
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