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Size of the lower third molar space in relation to age in Serbian population

Zavisnost veličine donjeg retromolarnog prostora od uzrasta u srpskoj populaciji

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2013
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Zelić, Ksenija
Nedeljković, Nenad
Article (Published version)
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Abstract
Background/Aim. It is considered that the shortage of space is the major cause of the third molar impaction. The aim of this study was to establish the frequency of insufficient lower third molar eruption space in Serbian population, to question the differences in this frequency in the subjects of different age, to determine the influence of the lower third molar space (retromolar space) size on third molar eruption, and to investigate a possible correlation between the size of gonial angle and the space/third molar width ratio. Methods. Digital orthopantomograms were taken from 93 patients divided into two groups: early adult (16-18 years of age) and adult (18-26) patients. Retromolar space, mesiodistal third molar crown width, gonial angle and eruption levels were measured. Results. The space/third molar width in early adult subjects was smaller (p lt 0.0001) and insufficient space was significantly more frequent (p = 0.0003) than in adult patients. Considerably more third molars e...rupted in case of enough space in both age groups (p lt 0.0001). There was no difference between the means of gonial angle size in relations to the available space. Conclusions. The retromolar space/third molar width ratio is more favorable in adult subjects. Gonial angle is not in correlation with the retromolar space/third molar width ratio.

Uvod/Cilj. Smatra se da je nedostatak prostora glavni uzrok ukleštenja trećeg kutnjaka. Cilj ove studije bio je da se ustanovi učestalost nedovoljnog prostora za nicanje umnjaka u srpskoj populaciji, da se ispitaju razlike u ovoj učestalosti kod mlađih odraslih i odraslih ispitanika, da se odredi uticaj veličine retromolarnog prostora na nicanje umnjaka, kao i da se ispita povezanost između veličine ugla mandibule i odnosa između veličine retromolarnog prostora i meziodistalne širine umnjaka. Metode. U istraživanje su bila uključena 93 ispitanika podeljena u dve starosne kategorije: mlađi odrasli (16-18 godina) i odrasli (18-26 godina) ispitanici. Kod svakog pacijenta na digitalnom ortopantomogramu mereni su: retromolarni prostor, meziodistalna širina umnjaka, nivo izniklosti umnjaka i ugao mandibule. Rezultati. Odnos između veličine retromolarnog prostora i meziodistalne širine umnjaka bio je statistički značajno manji (p lt 0.0001) kod mlađih ispitanika. Takođe, nedostatak prostora... sretao se značajno češće u istoj starosnoj kategoriji (p = 0.0003). Prilikom poređenja nivoa izniklosti u obe starosne kategorije nađena je visoka statistička značajnost (p lt 0.0001) u korist grupe sa dovoljnim prostorom za nicanje umnjaka. Zaključak. Značajno više umnjaka ima mesta za pravilno smeštanje u zubni niz nakon 18 godina života što navodi na zaključak da rast retromolarnog prostora nije završen u 16. godini. Ugao mandibule nije u korelaciji sa odnosom retromolarnog prostora i meziodistalnog promera umnjaka.

Keywords:
molar, third / tooth eruption / tooth impaction / adolescent / adult / Serbia / umnjak / zub, nicanje / zub, impakcija / adolescencija / odrasle osobe / Srbija
Source:
Vojnosanitetski pregled, 2013, 70, 10, 923-928
Publisher:
  • Vojnomedicinska akademija - Institut za naučne informacije, Beograd
Funding / projects:
  • Functional, Functionalized and Advanced Nanomaterials (RS-45005)

DOI: 10.2298/VSP110509017Z

ISSN: 0042-8450

WoS: 000326428700004

Scopus: 2-s2.0-84884861373
[ Google Scholar ]
3
2
URI
https://smile.stomf.bg.ac.rs/handle/123456789/1814
Collections
  • Radovi istraživača
Institution/Community
Stomatološki fakultet
TY  - JOUR
AU  - Zelić, Ksenija
AU  - Nedeljković, Nenad
PY  - 2013
UR  - https://smile.stomf.bg.ac.rs/handle/123456789/1814
AB  - Background/Aim. It is considered that the shortage of space is the major cause of the third molar impaction. The aim of this study was to establish the frequency of insufficient lower third molar eruption space in Serbian population, to question the differences in this frequency in the subjects of different age, to determine the influence of the lower third molar space (retromolar space) size on third molar eruption, and to investigate a possible correlation between the size of gonial angle and the space/third molar width ratio. Methods. Digital orthopantomograms were taken from 93 patients divided into two groups: early adult (16-18 years of age) and adult (18-26) patients. Retromolar space, mesiodistal third molar crown width, gonial angle and eruption levels were measured. Results. The space/third molar width in early adult subjects was smaller (p  lt  0.0001) and insufficient space was significantly more frequent (p = 0.0003) than in adult patients. Considerably more third molars erupted in case of enough space in both age groups (p  lt  0.0001). There was no difference between the means of gonial angle size in relations to the available space. Conclusions. The retromolar space/third molar width ratio is more favorable in adult subjects. Gonial angle is not in correlation with the retromolar space/third molar width ratio.
AB  - Uvod/Cilj. Smatra se da je nedostatak prostora glavni uzrok ukleštenja trećeg kutnjaka. Cilj ove studije bio je da se ustanovi učestalost nedovoljnog prostora za nicanje umnjaka u srpskoj populaciji, da se ispitaju razlike u ovoj učestalosti kod mlađih odraslih i odraslih ispitanika, da se odredi uticaj veličine retromolarnog prostora na nicanje umnjaka, kao i da se ispita povezanost između veličine ugla mandibule i odnosa između veličine retromolarnog prostora i meziodistalne širine umnjaka. Metode. U istraživanje su bila uključena 93 ispitanika podeljena u dve starosne kategorije: mlađi odrasli (16-18 godina) i odrasli (18-26 godina) ispitanici. Kod svakog pacijenta na digitalnom ortopantomogramu mereni su: retromolarni prostor, meziodistalna širina umnjaka, nivo izniklosti umnjaka i ugao mandibule. Rezultati. Odnos između veličine retromolarnog prostora i meziodistalne širine umnjaka bio je statistički značajno manji (p  lt  0.0001) kod mlađih ispitanika. Takođe, nedostatak prostora sretao se značajno češće u istoj starosnoj kategoriji (p = 0.0003). Prilikom poređenja nivoa izniklosti u obe starosne kategorije nađena je visoka statistička značajnost (p  lt  0.0001) u korist grupe sa dovoljnim prostorom za nicanje umnjaka. Zaključak. Značajno više umnjaka ima mesta za pravilno smeštanje u zubni niz nakon 18 godina života što navodi na zaključak da rast retromolarnog prostora nije završen u 16. godini. Ugao mandibule nije u korelaciji sa odnosom retromolarnog prostora i meziodistalnog promera umnjaka.
PB  - Vojnomedicinska akademija - Institut za naučne informacije, Beograd
T2  - Vojnosanitetski pregled
T1  - Size of the lower third molar space in relation to age in Serbian population
T1  - Zavisnost veličine donjeg retromolarnog prostora od uzrasta u srpskoj populaciji
VL  - 70
IS  - 10
SP  - 923
EP  - 928
DO  - 10.2298/VSP110509017Z
ER  - 
@article{
author = "Zelić, Ksenija and Nedeljković, Nenad",
year = "2013",
abstract = "Background/Aim. It is considered that the shortage of space is the major cause of the third molar impaction. The aim of this study was to establish the frequency of insufficient lower third molar eruption space in Serbian population, to question the differences in this frequency in the subjects of different age, to determine the influence of the lower third molar space (retromolar space) size on third molar eruption, and to investigate a possible correlation between the size of gonial angle and the space/third molar width ratio. Methods. Digital orthopantomograms were taken from 93 patients divided into two groups: early adult (16-18 years of age) and adult (18-26) patients. Retromolar space, mesiodistal third molar crown width, gonial angle and eruption levels were measured. Results. The space/third molar width in early adult subjects was smaller (p  lt  0.0001) and insufficient space was significantly more frequent (p = 0.0003) than in adult patients. Considerably more third molars erupted in case of enough space in both age groups (p  lt  0.0001). There was no difference between the means of gonial angle size in relations to the available space. Conclusions. The retromolar space/third molar width ratio is more favorable in adult subjects. Gonial angle is not in correlation with the retromolar space/third molar width ratio., Uvod/Cilj. Smatra se da je nedostatak prostora glavni uzrok ukleštenja trećeg kutnjaka. Cilj ove studije bio je da se ustanovi učestalost nedovoljnog prostora za nicanje umnjaka u srpskoj populaciji, da se ispitaju razlike u ovoj učestalosti kod mlađih odraslih i odraslih ispitanika, da se odredi uticaj veličine retromolarnog prostora na nicanje umnjaka, kao i da se ispita povezanost između veličine ugla mandibule i odnosa između veličine retromolarnog prostora i meziodistalne širine umnjaka. Metode. U istraživanje su bila uključena 93 ispitanika podeljena u dve starosne kategorije: mlađi odrasli (16-18 godina) i odrasli (18-26 godina) ispitanici. Kod svakog pacijenta na digitalnom ortopantomogramu mereni su: retromolarni prostor, meziodistalna širina umnjaka, nivo izniklosti umnjaka i ugao mandibule. Rezultati. Odnos između veličine retromolarnog prostora i meziodistalne širine umnjaka bio je statistički značajno manji (p  lt  0.0001) kod mlađih ispitanika. Takođe, nedostatak prostora sretao se značajno češće u istoj starosnoj kategoriji (p = 0.0003). Prilikom poređenja nivoa izniklosti u obe starosne kategorije nađena je visoka statistička značajnost (p  lt  0.0001) u korist grupe sa dovoljnim prostorom za nicanje umnjaka. Zaključak. Značajno više umnjaka ima mesta za pravilno smeštanje u zubni niz nakon 18 godina života što navodi na zaključak da rast retromolarnog prostora nije završen u 16. godini. Ugao mandibule nije u korelaciji sa odnosom retromolarnog prostora i meziodistalnog promera umnjaka.",
publisher = "Vojnomedicinska akademija - Institut za naučne informacije, Beograd",
journal = "Vojnosanitetski pregled",
title = "Size of the lower third molar space in relation to age in Serbian population, Zavisnost veličine donjeg retromolarnog prostora od uzrasta u srpskoj populaciji",
volume = "70",
number = "10",
pages = "923-928",
doi = "10.2298/VSP110509017Z"
}
Zelić, K.,& Nedeljković, N.. (2013). Size of the lower third molar space in relation to age in Serbian population. in Vojnosanitetski pregled
Vojnomedicinska akademija - Institut za naučne informacije, Beograd., 70(10), 923-928.
https://doi.org/10.2298/VSP110509017Z
Zelić K, Nedeljković N. Size of the lower third molar space in relation to age in Serbian population. in Vojnosanitetski pregled. 2013;70(10):923-928.
doi:10.2298/VSP110509017Z .
Zelić, Ksenija, Nedeljković, Nenad, "Size of the lower third molar space in relation to age in Serbian population" in Vojnosanitetski pregled, 70, no. 10 (2013):923-928,
https://doi.org/10.2298/VSP110509017Z . .

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