Viken Sassouni: Scientist, teacher, and mentor
In 1968, I was a dental student and had a chance to work as a volunteer at a state dental meeting in my hometown of Belo Horizonte, Brazil. This was…
Matched, equal, equipoise
I’m often asked to talk to orthodontic audiences about what works and what doesn’t. I oblige and express my opinions on why some things work the way they do, and…
Without undue influence
Advertised as the latest and greatest adhesive ever made, Security is hailed as an orthodontist’s dream come true. It provides effective strength in cementing orthodontic appliances, ranging from bands and…
Residents’ journal review
Does AcceleDent accelerate full-fixed appliance treatment? Woodhouse NR, DiBiase AT, Johnson N, Slipper C, Grant J, Alsaleh M, et al. Supplemental vibrational force during orthodontic alignment: A randomized trial. J Dent…
The 101st man of influence
In this100th anniversary year of the AJO-DO , there have been memorial articles for the milestone steps in orthodontics. One poster, “100 years of publishing, 100 people of influence,” mentioned 100…
Diversified rapid maxillary expander or utility maxillary expander?
I read an interesting case report in the February issue (Wang H, Feng J, Lu P, Shen G. Correction of a skeletal Class II malocclusion with severe crowding by a…
The cleft child
It has been my privilege for the past 60 years to be a member of cleft palate teams at 2 hospitals in the St Louis region. These teams comprise groups of health care…
Authors’ response
We thank Dr Antosz for his comments related to our article. In general, we agree with his concerns. The airway is surrounded by soft tissues—muscle and fat—as well as hard…
Postsurgical volumetric airway changes in 2-jaw orthognathic surgery patients
Once again, I have to question the validity of cone-beam computed tomography (CBCT) airway studies (Hart PS, McIntyre BP, Kadioglu O, Currier GF, Sullivan SM, Li J, et al. Postsurgical volumetric…
Uprighting mesially impacted mandibular molars with 2 miniscrews
Mesially tilted or impacted mandibular molars cause occlusal disharmony and periodontal problems. For proper restoration of the occlusion and to prevent further periodontal damage, uprighting of tilted molars is the…
Effect of light-curable fluoride varnish on enamel demineralization adjacent to orthodontic brackets: An in-vivo study
Introduction The purpose of this in-vivo study was to evaluate the effect of a single application of Clinpro XT (3M ESPE, Pymble, New South Wales, Australia), a light-curable fluoride varnish,…
Comparison of patient acceptance of the Forsus Fatigue Resistant Device with and without mini-implant anchorage: A randomized controlled trial
Introduction The objective of this 2-arm parallel randomized controlled trial was to evaluate patient acceptance of the mini-implant anchored Forsus Fatigue Resistant Device (FFRD) (3M Unitek, Monrovia, Calif). Methods The…
Centennial inventory: The changing face of orthodontics
The American Journal of Orthodontics and Dentofacial Orthopedics celebrates its centennial, safeguarded by the nearly 115-year-old American Association of Orthodontists. This journey witnessed the rise and demise of various developments,…
Evaluation of the vertical accuracy of bracket placement with the Boone gauge
Introduction In this study, we aimed to evaluate the influence of clinical experience and the type of tooth (incisors, canines, and premolars) on the vertical accuracy of bracket placement with…
Factors influencing molar relationship behavior in the mixed dentition
Introduction Our objectives were to compare different patterns of molar relationship changes from the mixed dentition to the permanent dentition and to discriminate the contributing dentoskeletal factors. Methods In this…
Prevalence and distribution of dental anomalies: A comparison between maxillary and mandibular tooth agenesis
Introduction The aim of this study was to compare the pattern and prevalence of associated dental anomalies between maxillary and mandibular tooth agenesis (hypodontia). Methods A sample of 3315 dental…
Experience and expertise regarding orthodontic management of childhood and adolescent cancer survivors
Introduction Great strides in pediatric cancer treatment are allowing hundreds of thousands of children to survive into adulthood. However, these treatments can be responsible for long-term medical and dental complications….
Satisfaction with orthognathic surgery of skeletal Class III patients
Introduction Class III relationships can be corrected with single-jaw or bimaxillary surgery. The purpose of this research was to assess patient satisfaction after bimaxillary surgery, compared with setback surgery alone,…
Shinjiro Takahashi and Fujio Miura: Leaders in orthodontic education and research in Japan
In Japan, the Meiji Revolution in 1868 introduced enormous political, social, and cultural changes. As Japanese society opened to the world, Western medicine was introduced and began to compete with…
Analysis of variance
In the previous articles, we discussed statistical tests for continuous data when the number of groups does not exceed 2. When we have continuous data and more than 2 groups,…
