NCT04756843进行中（未招募）不适用
Early Versus Late Orthodontic Treatment of Dental Crowding - a Randomised Controlled Trial
适应症
试验速览
- 阶段
- 不适用
- 状态
- 进行中（未招募）
- 入组人数
- 60
- 试验地点
- 2
- 主要终点
- Treatment time
研究概览
简要总结
Aim of the study is to compare treatment duration and effects of orthodontic treatment of dental crowding between treatments started at different stages of mixed dentition phase. The randomized controlled trial study will be conducted in a public health care center.
研究设计
- 研究类型
- Interventional
- 分配方式
- Randomized
- 干预模型
- Parallel
- 主要目的
- Treatment
- 盲法
- None
入排标准
- 年龄范围
- 6 Years 至 14 Years（Child）
- 性别
- All
- 接受健康志愿者
- 否
入选标准
- •Dental developmental stage of mixed dentition
- •Crowding on both dental arches
- •Skeletal discrepancy not suspected
排除标准
- •National criteria for publicly funded treatment not met by the severity of the malocclusion
- •Other malocclusions
- •Angle Class III relationship of the molars
- •Malocclusion related to a syndrome
- •Non-compliance to orthodontic treatment
结局指标
主要结局
Treatment time
时间窗: Up to 36 months
Duration of treatment
次要结局
- Alignment of dental arches(up to 48 months)
- Treatment burden(Up to 48 months)
研究者
Heidi Arponen
Principal investigator
University of Helsinki
研究点 (2)
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