DiscussionThe main objective of the

Discussion
The main objective of the study was to compare
the effects of deep versus superficial heating on
pain and function in patients affected by moderate
knee OA. DHT delivered through microwave diathermy
produced a significant therapeutic effect in
all outcomes considered. Improvements elicited by
DHT were maintained over 12 months of follow-up.
Conversely, patients receiving SHT did not experience
clinical relevant changes in any outcome measure.
Marginal, transient improvements were only obeach