Hermans, J.

study patient approach productivity accuracy injection productivity loss intra-articular productivity costs needle osteoarthritis placement month health result signi ficantly superolateral approach knee symptoms accuracy rate signi characteristic accuracy rates superolateral factor arthritis knee oa symptom disease table anterolateral approach knee oa patients intra-articular needle placement absence subject work characteristics reference treatment anteromedial approach herman knee-related index activity intra-articular needle placements superolateral approach group anterolateral ficantly score research scale coworkers review quantity analyses price quality effusion body mass index group sample range skills discretion contrast index test model waddell aspiration population author occup modi fied approach netherland osteoarthritis outcome score anteromedial multivariate job control k /l grade regression questionnaire control grade