Selection of subjects

From a population of 2,296 patients treated in the graduate orthodontic clinic at the University of Michigan School of Dentistry (UMSD) between 1997 and 2004, 350 patient records were selected randomly using a random number sequence. Inclusion criteria for record selection consisted of patients who:

1. Underwent comprehensive orthodontic treatment utilizing full fixed appliances on labial tooth surfaces;

2. Had complete initial and final series of intraoral photographs; and

3. Had complete treatment log information within their chart.

Was this article helpful?

0 0

Post a comment