Table 2.
Methodological assessment of the included studies.
| Articles | Criteria for the Quality Scoring | Score | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | ||
| Sánchez-Alcaraz et al., 2021 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 10 |
| Sánchez-Alcaraz et al., 2020 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 10 |
| Courel-Ibáñez et al., 2017 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 1 | 0 | 8 |
| García-Benítez et al., 2017 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 9 |
| Ramón-Llin et al., 2021 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 10 |
| Courel-Ibáñez et al., 2017 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 9 |
| Escudero-Tena et al., 2020 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | 1 | 8 |
| Escudero-Tena et al., 2021 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 10 |
| Ramón-Llin et al., 2020 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 10 |
| Priego Quesa et al., 2016 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 9 |
| Thörnland et al., 2021 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 5 |
| Pradas–Sánchez-Pay A et al., 2021 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 10 |
| Pradas–Cádiz et al., 2021 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 10 |
| Díaz-García et al., 2021 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 10 |
| Pradas et al., 2021 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 10 |
| Sánchez-Muñoz et al., 2020 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 10 |
| Courel-Ibáñez et al., 2021 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 10 |
The abstract is informative and balanced (1); presence of specific objectives, including any prespecified hypotheses (2); presence of the eligibility criteria (3); for the variables of interest, presence of sources of data and characteristic of measurement methods, and description of equivalence of methods when there are two or more groups (4); explains if variables were quantitative (5); outlines characteristics of study population (6); highlights key results based on study aim (7); presence of limitations of the study (8); careful interpretation of results, reflecting objectives, similar articles, and other relevant evidence (9); funding statement (10).