Results
According to the search strategy a total of 116 studies were recognized.
According to the inclusion and exclusion criteria, ten articles were
finally included after manual screening and evaluation. All the included
studies were randomized controlled trials. Figure 2 shows that
the initial computerized search strategy that yielded the 10 included
studies. Table 1 presents a brief description of the 10
articles analyzed in terms of treatment population, intervention applied
and comparison and the overall outcome. All the 10 studies showed
significant result in terms of improvement on the healing time/recovery
time and pain reduction. Results for each intervention are discussed
briefly below and should be read in concert with the details shown inTable 2 . In general, although all of the included studies
mentioned the randomized allocation of participants, none of the trials
described the methods of sequence generation, allocation concealment,
and blinding. As previously mentioned, the risk of bias of individual
studies was independently assessed by both two authors using the
Cochrane Risk of Bias assessment tool. The findings were shown on