Table 1 Loading types for humerus-only testing and the number of studies in which they were performed
| Loading type/s (LT) | Description | Number of studies | References |
|---|---|---|---|
| 1 | Axial loading | 7 | [24,25,26,27,28,29,30] |
| 2 | Torsion | 2 | [31, 32] |
| 3 | Bending | 3 | [33,34,35] |
| 4 | Combined bending and axial loading | 14 | [7, 36,37,38,39,40,41,42,43,44,45,46,47,48] |
| 1 + 2 | 4 | [49,50,51,52] | |
| 2 + 3 | 10 | [8, 9, 53,54,55,56,57,58,59,60] | |
| 2 + 4 | 2 | [61, 62] | |
| 3 + 4 | 1 | [63] | |
| 1 + 2 + 3 | 2 | [64, 65] | |
| 1 + 2 + 4 | 5 | [66,67,68,69,70] | |
| 2 + 3 + 4 | 1 | [10] |