Table 4.
Evaluation of methodological qualities of studies assessing the effect of eating disorders features on sport performance.
| Author * | Boileau [34] | Cureton [35] | Clark [36] | Armstrong [40] | Johnson [42] | Fogelholm [43] |
|---|---|---|---|---|---|---|
| Case series collected in more than one centre, i.e., multi-centre study | 0 | 0 | 0 | 0 | 0 | 0 |
| Is the hypothesis/aim/objective of the study clearly described? | 1 | 0 | 1 | 1 | 1 | 1 |
| Are the inclusion and exclusion criteria (case definition) clearly reported? | 1 | 1 | 1 | 0 | 1 | 1 |
| Is there a clear definition of the outcomes reported? | 0 | 1 | 1 | 1 | 1 | 1 |
| Were data collected prospectively? | 0 | 0 | 0 | 0 | 0 | 0 |
| Is there an explicit statement that patients were recruited consecutively? | 0 | 0 | 0 | 0 | 0 | 0 |
| Are the main findings of the study clearly described? | 1 | 1 | 1 | 0 | 1 | 1 |
| Are outcomes stratified? (e.g., by disease stage, abnormal test results, patient characteristics) | 0 | 1 | 0 | 0 | 1 | 1 |
| Total Score | 3 | 4 | 4 | 2 | 5 | 5 |
Yes = 1, No (not reported, not available) = 0; Total score, 8; ≤3, poor quality; 4–6, fair quality; ≥7, good quality; * Named by reference number and listed in chronological order.