Modalities. A survey of athletic trainers (Scott F. Nadler, Michael Prybicien, Gerard A. Malanga, and Dan Sicher. “Complications from Therapeutic Modalities: Results of a National Survey of Athletic Trainers.” Archives of Physical Medical Rehabilitation 84 [June 2003]) asked what modalities (treatment methods such as ice, whirlpool, ultrasound, or exercise) they commonly use to treat injuries. Respondents were each asked to list three modalities. The article included the following figure reporting the modalities used:
a) What problems do you see with the graph?
b) Consider the percentages for the named modalities. Do you see anything odd about them?