Table 1.
Group 1: Summary of study characteristics.
| Sample size | Mean | Median | IQR | Minimum | Maximum |
|---|---|---|---|---|---|
| All EDs (n = 86, r = 86) | 55.5 | 24.5 | [13.3 - 46.5] | 3 | 850 |
| AN (n = 53, r = 52) | 37.3 | 18.0 | [10.5 - 30.8] | 3 | 293 |
| BN (n = 46, r = 45) | 21.7 | 16.5 | [10.0 - 33.0] | 2 | 66 |
| BED (n = 9, r = 9) | 171.8 | 56.0 | [11.0 - 111.0] | 6 | 850 |
| Controls (n = 67, r = 66) | 482.7 | 25.5 | [14.0 - 56.5] | 5 | 14647 |
| Sex (% males) | |||||
| All EDs (n = 86, r = 77) | 5.5 | 0.0 | [0.0 - 6.3] | 0.0 | 50 |
| AN (n = 53, r = 44) | 3.3 | 0.0 | [0.0 - 8.2] | 0.0 | 28.6 |
| BN (n = 46, r = 36) | 1.9 | 0.0 | [0.0 - 0.0] | 0.0 | 16.7 |
| BED (n = 9, r = 6) | 5.7 | 2.3 | [0.0 - 8.8] | 0.0 | 53.3 |
| Controls (n = 67, r = 55) | 24.0 | 0.0 | [0.0 – 16.7] | 0.0 | 100 |
| Age (years) | |||||
| All EDs (n = 86, r = 70) | 23.5 | 24.0 | [22.0 - 26.6] | 15.5 | 45.1 |
| AN (n = 53, r = 38) | 24.6 | 23.4 | [19.8 - 26.3] | 15.0 | 32.0 |
| BN (n = 46, r = 29) | 25.1 | 24.4 | [23.1 - 25.8] | 16.5 | 32.0 |
| BED (n = 9, r = 3) | 44.3 | 45.1 | [37.1 - 45.1] | 29.0 | 45.1 |
| Controls (n = 67, r = 46) | 21.9 | 26.0 | [22.9 - 28.2] | 11.7 | 41.4 |
| BMI (kg/m²) | |||||
| AN (n = 53, r = 21) | 14.5 | 15.1 | [14.0 - 16.0] | 12.0 | 19.2 |
| BN (n = 46, r = 17) | 22.1 | 22.3 | [21.7 - 22.5] | 15.1 | 22.9 |
| BED (n = 9, r = 3) | 28.0 | 31.1 | [29.0 - 33.9] | 26.9 | 36.6 |
| Controls (n = 67, r = 26) | 25.3 | 22.1 | [21.4 - 22.7] | 14.6 | 35.5 |
n = total amount of studies in this group, r = amount of studies reporting the variable.