Figure 1 Literature search
Results of search strategy in Medline for: (shock[TI] AND wave[TI]) OR shockwave[TI] OR eswt[TI]) AND treatment AND “review”[Filter]:
Results of search strategy in Medline for: (jumper’s knee OR patellar tendinopathy OR (patella* AND tendinopath*) OR (jumper* knee)) AND (extracorporeal shockwave OR eswt OR rswt OR shockwave OR shock wave):
    ↓n = 207
Results of search strategy in Embase for: (‘patella tendinopathy’ OR ‘jumpers knee’ OR ‘patellar tendinopathy’ OR (patella* AND tendinopath*) OR (jumper* AND ‘knee’/syn)) AND (‘extracorporeal shockwave’ OR eswt OR shock wave OR ‘shock wave’/syn OR ‘extracorporeal lithotripsy’/syn):
Results of search strategy in Embase for: (‘patella tendinopathy’ OR ‘jumpers knee’ OR ‘patellar tendinopathy’ OR (patella* AND tendinopath*) OR (jumper* AND ‘knee’/syn)) AND (‘extracorporeal shockwave’ OR eswt OR shockwave OR ‘shock wave’):
    ↓n = 23
Total studies found after literature search
    ↓n = 230
Studies included after reading the title and abstract (from the total of 230 studies)
    ↓n = 20 (of which five with the subject ESWT in patellar tendinopathy)
Results after hand-search in reference lists for relevant articles (from the 20 included studies)
    ↓n = 13 (of which two with subject ESWT in patellar tendinopathy)
Total studies included
n = 33 (of which seven with the subject ESWT in patellar tendinopathy)