Takafumi Yamamoto, Sakura Kiuchi, Miho Ishimaru, Hideki Fukuda, Tetsuji Yokoyama
Associations between school-based fluoride mouth-rinse program, medical-dental expense subsidy policy, and children's oral health in Japan: an ecological study
BMC public health
purpose present study compare perception smile aesthetic 3rd 4th 5thyear dental students identify interdisciplinary courses impact attitudes students total 118 dental students 3rd 4th 5thyear n43 43 32 respectively assessed aesthetic attractiveness four smile photographs normal high low asymmetric smile lines enhance crown lengthtowidth ratio color digital smile design dsd applied photographs scoring performed using visual analog scale vas vas scores 60 regardless year student lowest scores given asymmetric smile line comparison scores different years showed statistically insignificant scores 3rd 4thyear dental students p005 whereas statistical differences 4th 5thyear dental students found cases 1 2 3 p005 case 4 p001 students critical evaluation smiles hence motivation critical thinking based multidisciplinary courses 3rd year skepticism also perception students increased difference 4th 5thyear student aesthetic perceptions showed impact interdisciplinary course enhanced judgment competency students