Students become intimidated by professors and assume that asking questions of them will have one of two outcomes: The questions will prove to the professor that the student is a dummy.
Because of the complexity of health education interventions, especially the interaction between setting, intervention and outcome, the question of transferability is crucial when advocating evidence-based approaches.
With regard to the post-treatment outcome, the question is raised if SHCNs children/adolescents are in need of longer orthodontic treatment to achieve results similar to those of the group with NSHCNs.
On the basis of the acronym "PICO" (Patient, Intervention, Comparison, Outcome), the question that guided this review was "Do critically ill patients under invasive mechanical ventilation present lower VAP incidence when they use HME as compared with HH?".
Even if this meta-analysis had shown an effect on outcome, the question remains which treatment protocol should be applied in daily practice, since the administration of magnesium sulfate differed between most included studies.
Despite these advances in using RSA as an objective measure of postoperative outcome, the question still remaining is why some implants remain stable for years postoperatively while others migrate continuously and must eventually be revised.
