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Table 1 Characteristics of included studies

From: The effect of low-level red and near-infrared photobiomodulation on pain and function in tendinopathy: a systematic review and meta-analysis of randomized control trials

Study First Author, Year Diagnosis Total Participants; Participants per group Intervention Groups Outcomes Extracted Treatment Time Measurement Time Points
Abrisham 2011 [42] SAS 80; 40/40 PBM + Exercise, Sham; Laser + Exercise VAS Two weeks 1. Baseline; 2. Two weeks
Baktir 2018 [43] LET 37; 12/13/13 PBM; Phonophoresis; Iontophoresis VAS; PRTEE-t Three weeks 1. Baseline; 2. Two Weeks
Bal 2009 [44] SAS 44; 22/22 PBM + Exercise; Exercise Only VAS; SPADI-t Two weeks 1. Baseline; 2. Two weeks; 3. Three month follow up
Celik 2019 [45] LET 43; 23/22 PBM + Exercise; ESWT + Exercise VAS; DASH Four weeks 1. Baseline; 2. Four weeks; 3. Three month follow up
Devrimsel 2014 [46] LET 60; 30/30 PBM; ESWT VAS Four weeks 1. Baseline; 2. Four weeks; 3. Three month follow up
Dogan 2010 [47] SAS 52; 30/22 PBM + Exercise; Sham PBM + Exercise VAS; SAPDI-t Three weeks 1. Baseline; 2. Three weeks
Emanet 2010 [36] LET 50; 25/25 PBM + Exercise; Sham PBM + Exercise VAS; DASH; PRETEE-t Three weeks 1. Baseline; 2. Three weeks; 3. Three month follow up
Eslamian 2012 [37] RT 50; 25/25 PBM + Passive Physiotherapy; Sham PBM + Passive Physiotherapy VAS; SDQ Three weeks 1. Baseline; 2. Four weeks; 3. Three month follow up
Kaydok 2020 [48] LET 59; 30/29 PBM + HILT VAS; QDASH Three weeks 1. Baseline; 2. Three weeks
Kibar 2017 [49] SAS 62; 30/32 PBM; Sham PBM VAS; SAPDI-t Three weeks 1. Baseline; 2. Three weeks
Lam 2007 [50] LET 39; 21/18 PBM + Exercise; Sham + Exercise Only VAS; DASH Three weeks 1. Baseline; 2. Three weeks
Liu 2014 [38] PT 21; 7/7/7 PBM; Exercise Only; PBM + Exercise VAS; VISA-P Four Weeks 1. Baseline; 2. Four weeks
Sharma 2015 [51] DQT 30; 15/15 PBM; US VAS Two Weeks 1. Baseline; 2. Two weeks
Stergioulas 2007 [52] LET 50; 20/20 PBM + Exercise; Sham + Exercise VAS Four and Eight Weeks 1. Baseline; 2. Eight weeks; 3. Two month follow up
Stergioulas 2008 [53] AT 40; 20/20 PBM + Exercise; Sham + Exercise VAS Four and Eight Weeks 1. Baseline; 2. Four weeks; 3. Eight Weeks; 4. Three month follow up
Yavuz 2014 [54] SAS 31; 16/15 PBM + Exercise; US + Exercise VAS; SPADI-D Four Weeks 1. Baseline; 2. Four weeks; 3. Three month follow up
Yeldan, 2009 [55] SAS 60; 34/26 PBM + Exercise; Sham PBM + Exercise VAS; DASH; SDQ Three Weeks 1. Baseline; 2. Three weeks