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Lateral Cephalometric Measurement of Skeletal Class III malocclusion Patients with Uncertainty

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¼º¿µÁ¦, ¼ÛÁö¼ö, ÇöÈ«±Ù, ±è¿µÀç, ±èÁ¤¿í, Àå±âÅÃ, ÀÌ»óÈÆ, ½ÅÅÍÀü,
¼Ò¼Ó »ó¼¼Á¤º¸
¼º¿µÁ¦ ( Sung Young-Jae ) - Seoul National University School of Dentistry Department of Pediatric Dentistry
¼ÛÁö¼ö ( Song Ji-Soo ) - Seoul National University School of Dentistry Department of Pediatric Dentistry
ÇöÈ«±Ù ( Hyun Hong-Keun ) - Seoul National University School of Dentistry Department of Pediatric Dentistry
±è¿µÀç ( Kim Young-Jae ) - Seoul National University School of Dentistry Department of Pediatric Dentistry
±èÁ¤¿í ( Kim Jung-Wook ) - Seoul National University School of Dentistry Department of Pediatric Dentistry
Àå±âÅà( Jang Ki-Taeg ) - Seoul National University School of Dentistry Department of Pediatric Dentistry
ÀÌ»óÈÆ ( Lee Sang-Hoon ) - Seoul National University School of Dentistry Department of Pediatric Dentistry
½ÅÅÍÀü ( Shin Teo-Jeon ) - Seoul National University School of Dentistry Department of Pediatric Dentistry

Abstract

À̹ø ¿¬±¸ÀÇ ¸ñÇ¥´Â ±âÁ¸ÀÇ ¿¬±¸·Î ¼Ò±Þ¼ºÀÌ È®º¸µÈ Ãø¹æ µÎºÎ°èÃø¹æ»ç¼±¿µ»ó ºÐ¼® ÇÁ·Î±×·¥À» ÀÌ¿ëÇÏ¿©, °ñ°Ý¼º 3±Þ ºÎÁ¤±³ÇÕ È¯¾ÆÀÇ ±³Á¤ °èÃø°ªÀÇ ºÒÈ®µµ¸¦ °è»êÇÏ´Â °ÍÀÌ´Ù. À̸¦ ÅëÇØ °ñ°Ý¼º 3±Þ ºÎÁ¤±³ÇÕ È¯¾ÆÀÇ Ãø¹æ µÎºÎ¹æ»ç¼±»çÁø¿µ»ó °èÃø°ªÀÇ ÂüÁ¶ Ç¥ÁØÀ» ¸¶·ÃÇÏ°íÀÚ ÇÏ¿´´Ù. 2017³â 3¿ù 1ÀϺÎÅÍ 2020³â 3¿ù±îÁö 3³â°£ ¼­¿ï´ëÇб³ Ä¡°úº´¿ø ¼Ò¾ÆÄ¡°ú¿¡ ³»¿øÇÑ ¸¸ 6¼¼¿¡¼­ 10¼¼ »çÀÌÀÇ È¯¾Æ Áß °ñ°Ý¼º 3±Þ ºÎÁ¤±³ÇÕÀ¸·Î Áø´Ü¹ÞÀº 144¸íÀÇ È¯ÀÚÀÇ µ¥ÀÌÅ͸¦ ÀÌ¿ëÇÏ¿´´Ù. ÀÌÀüÀÇ ¿¬±¸¿¡¼­ ¼Ò±Þ¼ºÀÌ È®º¸µÈ °èÃø ÇÁ·Î±×·¥À» ÀÌ¿ëÇÏ¿© ±³Á¤ °èÃø°ªÀ» ÃøÁ¤ÇÏ¿´´Ù. ºÒÈ®µµÀÇ ÃøÁ¤Àº AÇü ºÒÈ®µµ¿Í BÇü ºÒÈ®µµ·Î ³ª´©¾î¼­ ÀÌ·ç¾îÁ³À¸¸ç, À̸¦ ÅëÇØ ÇÕ¼ºÇ¥ÁغÒÈ®µµ¿Í È®Àå ºÒÈ®µµ¸¦ °è»êÇÏ¿´´Ù. À̸¦ ¹ÙÅÁÀ¸·Î, °ñ°Ý¼º 3±Þ ºÎÁ¤±³ÇÕÀÇ ±³Á¤ °èÃø°ªÀÇ ÂüÁ¶ Ç¥ÁØÀ» Á¦½ÃÇÏ°í, °ñ°Ý¼º 1±Þ ºÎÁ¤±³ÇÕÀÇ ÂüÁ¶ Ç¥ÁØ°ú ºñ±³ÇÏ¿´´Ù. À̹ø ¿¬±¸¸¦ ÅëÇØ, ¸¸ 6 - 10¼¼ »çÀÌ °ñ°Ý¼º 3±Þ ºÎÁ¤±³ÇÕ È¯¾Æ ±³Á¤ °èÃøÄ¡ÀÇ ºÒÈ®µµ¸¦ °è»êÇÏ¿© 95%ÀÇ ½Å·Úµµ¸¦ °¡Áö´Â ±³Á¤ °èÃø°ªÀÇ ºÐÆ÷ ¹üÀ§¸¦ Á¦½ÃÇÏ°íÀÚ ÇÏ¿´´Ù.

The purpose of this study was to calculate uncertainty of orthodontic measurement in skeletal class III malocclusion children using lateral cephalometry analysis software which obtained traceability in previous study. Using this data, standard reference of measurement value for skeletal class III malocclusion was obtained. Lateral cephalometric data was collected from 144 children who visited Pediatric Dentistry from 2017 to 2020 for orthodontic treatment. Orthodontic measurement was analyzed with software which obtained traceability. Type A evaluation of uncertainty and type B evaluation of uncertainty was calculated to obtain combined standard uncertainty and expanded uncertainty. Standard reference of skeletal class III children was compared to standard reference of skeletal class I children. Distribution range for skeletal class III malocclusion children aged 6 to 10 with 95% confidence interval was provided using calculated uncertainty of orthodontic measurement value.

Å°¿öµå

Traceability; Uncertainty; Skeletal Class III malocclusion

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