Tuyển tập báo cáo các nghiên cứu khoa học quốc tế ngành y học dành cho các bạn tham khảo đề tài: Efficacy of low level laser therapy on neurosensory recovery after injury to the inferior alveolar nerve | Head Face Medicine BioMed Central Research Open Access Orthodontic treatment needs in the western region of Saudi Arabia a research report Ali H Hassan Address . Box 80209 Jeddah 21589 Preventive Dental Sciences Department Faculty of Dentistry King Abdulaziz University Jeddah Saudi Arabia Email Ali H Hassan - aliresearch@ Corresponding author Published 18 January 2006 Received II September 2005 Head Face Medicine 2006 2 2 doi 1746-160X-2-2 Accepted 18 January 2006 This article is available from http content 2 I 2 2006 Hassan licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License http licenses by which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Abstract Background Evaluation of self perceived and actual need for orthodontic treatment helps in planning orthodontic services and estimating the required resources and man power. In the present study the perceptive need as evaluated by patients and the actual need to orthodontic treatment as assessed by orthodontists were evaluated at two types of dental practices in the city of Jeddah using the Index of Orthodontic Treatment Need IOTN . Methods A consecutive sample of 743 adults seeking orthodontic treatment at two different types of dental practices in Jeddah King Abdulaziz University Faculty of Dentistry KAAU Free treatment and two private dental polyclinics PDP Paid treatment was examined for orthodontic treatment need using the dental health component DHC of the IOTN. The selfperceived need for orthodontic treatment was also determined using the aesthetic component AC of the IOTN. The IOTN score and the incidence of each variable were calculated statistically. AC and DHC categories were compared using the Chi-Square and a correlation between them was assessed using Spearman s correlation test. AC and DHC .
