Quality of Life Assessment in Patients with Malocclusion Undergoing Orthodontic and Orthognathic Treatment

Slovenian Journal of Public Health

Volume 59 (2020): Issue 3 (September 2020)

By:

Ljiljana Vučić, Branislav Glišić, Uroš Vučić, Jelena Drulović and Tatjana Pekmezović

Open Access

|Jun 2020

Figures & Tables

Domain, composite and total scores of SF-36 questionnaire.

Domain and total scores of OQLQ questionnaire.

OQLQ scores according to the various treatment options in the study of quality of life assessment in patients with malocclusion undergoing orthodontic and orthognathic treatment in Serbia_

OQLQ domains	Orthodontic treatment	Orthognathic treatment	p

	mean value ± SD	mean value ± SD
Social aspects of deformity	6.5±7.7	10.6±9.8	0.001
Facial aesthetics	6.6±5.1	9.7±6.1	<0.001
Oral function	4.7±4.7	6.2±4.9	0.003
Awareness of facial deformity	6.1±4.8	6.7±4.8	0.360
Total	23.9±18.0	33.9±21.3	<0.001

Correlation analyses between OQLQ scores and clinical variables in the study of quality of life assessment in patients with malocclusion undergoing orthodontic and orthognathic treatment in Serbia_

OQLQ domains		Gender	Sagittal maxillary position	Sagittal mandibular position	Maxillary rotation	B angle	Lower incisor inclination	Therapeutic option		PAR score	Age	BDI score	BAI score
Social aspects of deformity	ρ	0.135	−0.142	−0.142	−0.144	−0.168	0.028	0.174	r	0.235	−0.083	0.401	0.305
Social aspects of deformity	p	0.037	0.105	0.032	0.029	0.011	0.668	0.007	p	0.001	0.204	0.001	0.001
Facial aesthetics	ρ	0.232	−0.14	−0.116	−0.069	−0.084	0.029	0.251	r	0.142	−0.026	0.371	0.288
Facial aesthetics	p	0.001	10.033	0.078	0.301	0.205	0.028	0.001	P	0.028	0.688	0.001	0.001
Oral function	ρ	0.189	−0.009	−0.080	−0.059	−0.039	0.138	0.218	r	0.142	0.158	0.238	0.207
Oral function	p	0.003	0.898	0.226	0.377	0.554	0.037	0.001	p	0.028	0.015	0.001	0.001
Awareness of facial deformity	ρ	0.236	−0.226	−0.083	−0.104	−0.127	−0.123	0.100	r	−0.006	−0.063	0.376	0.391
Awareness of facial deformity	p	0.001	0.001	0.211	0.115	0.055	0.062	0.122	p	0.925	0.335	0.001	0.001
Total	ρ	0.236	−0.146	−0.129	−0.124	−0.142	0.023	0.125	r	0.179	−0.22	0.434	0.363
Total	p	0.001	0.027	0.050	0.061	0.031	0.723	0.001	P	0.005	0.739	0.001	0.001

Clinical variables in the study of quality of life assessment in patients with malocclusion undergoing orthodontic and orthognathic treatment in Serbia_

Variables	n	Mean±SD / Median±SD	Range
Age	236	21.0±4.4	17–39
PAR index pre-treatment score
All	240	32.2±11.7	5–57
Orthodontic treatment	82	22.3±9.1	5–50
Orthognathic treatment	92	39.4±9.3	12–57
Refused orthognathic treatment	66	34.5±8.7	17–55
Cephalometric parameters
∠ ANB	230	1°±4.60	−11.0–13.0
∠ SpP/MP	230	25.52°±7.28	3.0–43.0
∠ SNA	230	80.45°±4.45	68.0–98.0
∠ SNB	230	79.61°±5.95	62.0–100.0
∠ SN/SpP	230	9.05°±3.40	0.0–20.0
∠ SN/MP	230	34.48°±7.67	11.5–56.0
∠ I/SpP	231	65.09°±8.53	39.0–90.0
∠ i/MP	231	95.6°±6.01	67.0–98.9
Bjork	229	394.0°±7.97	371.0–417.0
Jarebach	229	64.7%±6.08	45.0–85.0
Maxillary. Corpus Length. Discrepancy	230	0.0mm±3.52	−12.0–14.0
Mandibular Corpus. Length. Discrepancy	230	2.9mm±5.97	−35.0–18.6
Mandibular Ram. Length. Discrepancy.	230	5.8mm±5.75	−15.0–25.5

Distribution of patients according to the pre-treatment values of various clinical and cephalometric parameters in the study of quality of life assessment in patients with malocclusion undergoing orthodontic and orthognathic treatment in Serbia_

		n	%
PAR n=240	(0–9)	7	2.9%
	(10–29)	90	37.5%
	(30–49)	132	55.0%
	(>50)	11	4.6%

∠ ANB n=230	class III skeletal malocclusion	126	54.8%
	class I skeletal malocclusion	51	22.2%
	class II skeletal malocclusion	53	23.0%

∠ pP/MP n=230	low intermaxillary angle	42	17.5%
	average intermaxillary angle	68	29.6%
	high intermaxillary angle	120	52.2%

∠ SNA n=230	maxillary retrognathism	124	53.9%
	maxillary orthognathism	23	10.0%
	maxillary prognathism	83	36.1%

∠ SNB n=230	mandibular retrognathism	114	49.5%
	mandibular orthognathism	19	8.3%
	mandibular prognathism	97	42.2%

∠ SN/SpP n=230	maxillary anteinclination	176	76.5%
	maxillary normal inclination	26	11.3%
	maxillary retroinclination	28	12.2%

∠ SN/MP n=230	mandibular forward rotation	81	35.2%
	mandibular neutral rotation	16	7.0%
	mandibular backward rotation	133	57.8%

∠ I/SpP n=230	upper incisors labial inclination	129	55.8%
	upper incisors normal inclination	77	33.4%
	upper incisors oral inclination	25	10.8%

∠ i/MP n=230	lower incisors labial inclination	89	38.5%
	lower incisors normal inclination	34	14.7%
	lower incisors oral inclination	108	46.8%

Maxillary corpus length	short	87	37.9%
	normal	78	34.3%
	long	64	27.8%

Mandibular corpus length	short	47	20.5%
	normal	40	17.8%
	long	142	61.7%

Mandibular ramus length	short	26	11.3%
	normal	20	8.7%
	long	184	80.0%

Facial growth	vertical facial growth	88	38.5%
	neutral facial growth	39	17.0%
	horizontal facial growth	102	44.5%

List of malocclusion skeletal parameters analysed in the study of quality of life assessment in patients with malocclusion undergoing orthodontic and orthognathic treatment in Serbia_

Parameters^*	Author^*	<	= Average value	>
ANB (2–4)°	Stainer	skeletal class III	skeletal class I	skeletal class II
SNA 82°	Stainer	maxillary retrognathism	average sagittal position	maxillary prognathism
SNB 80°	Stainer	mandibular retrognathism	average sagittal position	mandibular prognathism
SN/SpP 12°	Stainer	maxillary ante inclination	maxillary normal inclination	maxillary retro inclination
SN/MP 32°	Stainer	mandibular forward rotation	mandibular neutral rotation	mandibular backward rotation
SpP/MP 20°	Schwarc	skeletal deep bite	normal bite	skeletal open bite
Bjork 396°	Bjork	horizontal face growth	neutral face growth	vertical face growth
Jarebach (62–65)%	Jarebach	vertical face growth	neutral face growth	horizontal face growth
I/SpP (65–75)°	Schwarz	↑incisors labial inclination	↑incisors normal inclination	↑incisors oral inclination
i/MP (87–93)°	Schwarc	↓incisors lab. inclination	↓incisors normal inclination	↓incisor oral inclination
C max (7/10 NSe)	Schwarc	short maxillary corpus	average maxillary corpus	long maxillary corpus
C mand (21/20 NSe)	Schwarc	short mandibular corpus	average mandibular corpus	long mandibular corpus
C ram (5/7 Cmnd)	Schwarc	short mandibular ramus	average mandibular ramus	long mandibular ramus

Predictive value of OQLQ domains for two different treatment options in the study of quality of life assessment in patients with malocclusion undergoing orthodontic and orthognathic treatment in Serbia_

OQLQ domains	OR^*	95%CI	p
Social aspects of deformity	1.07	1.00–1.14	0.051
Facial aesthetics	1.15	1.03–1.28	0.013
Oral function	1.08	0.97–1.21	0.160
Awareness of facial deformity	1.14	1.03–1.32	0.046
Total OQLQ	1.04	1.00–1.07	0.020

DOI: https://doi.org/10.2478/sjph-2020-0018 | Journal eISSN: 1854-2476 | Journal ISSN: 0351-0026

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Language: English

Page range: 137 - 145

Submitted on: Jul 5, 2019

Accepted on: May 5, 2020

Published on: Jun 25, 2020

Published by: National Institute of Public Health, Slovenia

In partnership with: Paradigm Publishing Services

Publication frequency: 4 times per year

Keywords:

Related subjects:

Hygiene and environmental medicine

© 2020 Ljiljana Vučić, Branislav Glišić, Uroš Vučić, Jelena Drulović, Tatjana Pekmezović, published by National Institute of Public Health, Slovenia
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

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Quality of Life Assessment in Patients with Malocclusion Undergoing Orthodontic and Orthognathic Treatment

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