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Number of papers by equipment subcategory and primary methodology
| Equipment subcategory versus Methodology | Cost-effectiveness analysis | Interview | Machine learning | Mathematical programming | Meta-analysis | Real-life experiment | Review | Statistical analysis | Survey | Total |
|---|---|---|---|---|---|---|---|---|---|---|
| AEDs | 5 | 2 | 0 | 22 | 1 | 4 | 6 | 39 | 11 | 90 |
| Drones | 0 | 4 | 2 | 9 | 0 | 3 | 4 | 0 | 0 | 22 |
| AEDs and Drones | 0 | 1 | 0 | 7 | 0 | 4 | 7 | 0 | 0 | 19 |
| Total | 5 | 7 | 2 | 38 | 1 | 11 | 17 | 39 | 11 | 131 |
