| Abstract: | Since 2002, adults have been able to choose oral health care services in the public sector or in the private sector in Finland. Though various subsidies for care exist in both sectors, the Public Dental Service (PDS) is a cheaper option for the patient but, on the other hand, there are no waiting lists for private care. The aim of this study was to assess middle-aged adults' use of dental services, willingness to pay (WTP) and ability to pay (ATP) for unexpected, urgent dental treatment. Postal questionnaires on use of dental services were sent to a random sample of 1500 47-59 year old adults living in three large municipalities in the Helsinki region. The initial response rate was 65.8%. Two hypothetical scenarios were presented: "What would be the highest price you would be prepared to pay to have a lost filling replaced immediately, or, at the latest, the day after losing the filling?" and " How much could you pay for unexpected dental expenses at two weeks notice, if you suddenly needed more comprehensive treatment?" Logistic regression analysis was used to analyse factors related to WTP and ATP. Most respondents (89.6%) had visited a dentist recently and a majority (76.1%) had used private services. For immediate replacement of a lost filling, almost all respondents (93.2%) were willing to pay the lower price charged in the PDS and 46.2% were willing to pay the private fee. High income and no subjective need for dental treatment were positively associated with the probability of paying a higher price. Most respondents (93.0%) were able to pay a low fee, EUR 50 and almost half (41.6%) at least EUR 300 for unexpected treatment at short notice. High income and male sex were associated with high ATP. There was a strong and statistically significant relationship between income and WTP and ATP for urgent dental care, indicating that access to publicly provided services improved equity for persons with low income. |
| URI: | http://hdl.handle.net/10037/4890 |
| Abstract: | Oral health conditions have been investigated in 35-year-old Oslo citizens in four cross-sectional, age-specific epidemiological studies performed in 1973, 1984, 1993 and 2003. The main aim of the series of investigations was to monitor changes in oral health, including dental caries and endodontic and periodontal conditions. Data will give clues to what extent the documented improvements in oral health among children and adolescents also have been maintained into adulthood. Random samples of 200-250 35-year-olds were selected from The Norwegian Bureau of Statistics database and invited to participate. They completed a self administered questionnaire and were examined clinically and radiographically. The attendance rate varied between 64% and 80%. The results presented are based on time-trend analyses. Caries prevalence, measured as the mean DMFS scores, was high and stable from 1973 (DMFS=68.2) to 1984 (DMFS=66.5), but decreased from 1984 (DMFS=40.9) to 2003 (DMFS=26.1), indicating a 62% reduction in caries and treatment experience. During the whole period, the prevalence of root filled teeth and prevalence of apical periodontitis decreased, but no improvement from 1993 to 2003 could be demonstrated. Assessment of periodontal status showed that the proportion of persons with one or more periodontal pockets ≥6mm decreased from 22% in 1984 to 8% in 2003. The proportion of persons without recorded bone loss increased from 46% in 1973 to 76% in 2003. The oral hygiene improved from 1973 to 1993 with no further improvement during the last decennium. There has been a positive development in oral health among young, urban adults in Norway during the last 30 years. |
| URI: | http://hdl.handle.net/10037/4425 |
| Abstract: | In this thesis we wanted to find out; "Are there guidelines on the use of behaviour guidance techniques in dentistry to prevent the need of General Anesthesia". |
| URI: | http://hdl.handle.net/10037/4404 |
| Abstract: | Det finnes ulike oppfatninger angående ortodontisk behandling av tenner som er tidligere rotfylt eller tidligere traumatisert. Noen mener at det finnes mer risiko for resorpsjon ved ortodontisk forflytning av slike tenner enn levende "friske" tenner. Det første målet med dette litteraturstudiet var å se om det finnes vitenskapelige bevis for eventuell risiko for resorpsjon ved ortodontisk forflytning av rotfylte/tidligere traumatiserte tenner. Det andre målet var å finne ut hva praktiserende tannleger mener om temaet. 23 artikler var samlet inn gjennom PubMed og veiledere, samt 6 bøker var valgt fra det Helse- og Naturvitenskapelige Biblioteket ved UiT. Et spørreskjema med påstander ang ortodontisk forflytning av rotfylte tenner og tidligere traumatiserte tenner var delt ut til tannleger/spesialister på Studentklinikken og TkNN. Antall spørreskjema utdelt var 41,og 21 var besvart. Resultatene fra litteraturen var at rotfylte tenner (hvis godt renset og tettet) kan forflyttes med samme sikkerhet som vitale tenner. Når det gjelder tenner med tidligere historie av trauma, så sa mesteparten av litteraturen at det er noe større risiko for resorpsjon ved ortodontisk behandling av slike tenner. Besvarelsene av spørreskjema viste at meningen er delt (50/50) ang mer risiko for resorpsjon av rotfylte tenner. Derimot var de fleste deltakere (95%) enige om at det er mer risikabelt å forflytte tenner med tidligere trauma enn tenner uten trauma. Hovedkonklusjonen er at på grunn av lite tilgjengelige artikler og ingen RCT-studier (randomiserte kontrollerte studier) angående tema diskutert i denne masteroppgaven, trengs det mer forskning for å gjøre opp en sikker mening. Større antall deltakere i spørreundersøkelsen er også ønskelig for å føre resultatene over på allmenheten av praktiserende tannleger i Norge. |
| URI: | http://hdl.handle.net/10037/4343 |
| Abstract: | There are many possible causes to external apical root resorption (EARR) as a sequela of orthodontic treatment with fixed appliance. This literature review examines root morphology, age, commonly affected teeth, magnitude of force, continuous versus interrupted forces and duration of treatment, in order to evaluate if root resorption can be predicted. Qualitative analysis of a range of studies in this area has been made. All of the contributing factors above had a connection to root resorption of varying extents. It is therefore essential for a clinician to be aware of these factors, to be able to estimate the risk of root resorption individually for each patient.Abnormal root morphology may increase the risk of root resorption. This is specially valid for pipette-shaped roots. Maxillary incisors seem to be the teeth most likely to suffer from EARR. From the root resorption point of view orthodontic treatment should begin as early as possible since there is less risk of root resorption in young and developing teeth. Light orthodontic forces seem to present a smaller risk of resorption than heavy forces. If initial resorption is detected, a pause in treatment of two-three months should be considered. With sustained quality, treatment duration should always be as short as possible. |
| URI: | http://hdl.handle.net/10037/4274 |
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