Table 2. Quality assessment tools and scores of each study selected for this systemic review.
NOS: The Newcastle-Ottawa Scale; SANRA: Scale for the Assessment of Narrative Review Articles; AMSTAR: Assessment of Multiple Systematic Reviews; JBI: Joanna Briggs Institute
| Study name | Quality assessment tool used | Type of study | Score (acceptable >70%) |
| Wojszel ZB et al. [1] | NOS | Cross-sectional cohort-study | 85% |
| Cortes-Penfield NW et al. [2] | SANRA | Not specified | 83% |
| Rodriguez-Mañas L et al. [3] | SANRA | Not specific | 82% |
| Mayne S et al. [4] | AMSTAR | Systematic review | 80% |
| Magny E et al. [5] | JBI critical appraisal tool | Case series | 78% |
| Wilson JE et al. [6] | SANRA | Not specified | 82% |
| Krinitski D et al. [7] | AMSTAR | Systematic review & meta-analysis | 91% |
| Anand A et al. [8] | SANRA | Not specified | 75% |
| Laguë A et al. [9] | NOS | Observational study | 75% |