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Table 3 Quality assessment according to the PEDro scale (RCTs only)

From: Low level laser therapy (Photobiomodulation therapy) for breast cancer-related lymphedema: a systematic review

Reference

1. Eligibility criteria

2. Random allocation

3. Concealed allocation

4. Baseline comparability

5. Blinded subjects

6. Blinded therapists

7. Blinded assessors

8. Adequate follow-up

9. Intention-to-treat analysis

10. Between-group comparisons

11. Point measures and variability

Total score (_/10) (criteria 1 not included)

Ridner et al. 2013 [49]

Yes

Yes

No

Yes

No

No

No

Yes

Yes

Yes

Yes

6

Omar et al. 2011 [48]

Yes

Yes

No

Yes

Yes

No

Yes

Yes

No

Yes

Yes

7

Lau and Cheing 2009 [52]

Yes

Yes

No

Yes

No

No

No

No

No

Yes

Yes

4

Kozanoglu et al. 2009 [50]

Yes

No

Yes

Yes

No

No

No

Yes

No

Yes

Yes

5

Maiya et al. 2008 [51]

Yes

Yes

No

No

No

No

No

Yes

Yes

Yes

Yes

5

Kaviani et al. 2006 [47]

Yes

Yes

No

Yes

Yes

Yes

No

No

No

Yes

No

5

Carati et al. 2003* [46]

Yes

Yes

No

Yes

Yes

Yes

No

Yes

Yes

Yes

Yes

8

Sub-item total score (_/7)

7

6

1

6

3

2

1

5

3

7

6

 
  1. *Two-component crossover study, only the first phase was included for analysis
  2. ‘High quality’ studies (≥5) were represented in bold