Table 2.
Results: frequencies of coded categories.
| Legend | Categories/factors | Number of articles | Aggregated frequency of coding |
|---|---|---|---|
| 1 | Communication | 24 | 86 |
| 2 | Performance | 22 | 86 |
| 3 | Process and activities | 29 | 240 |
| 4 | Project management | 24 | 510 |
| 5 | Staff | 30 | 190 |
| 6 | Technology | 27 | 355 |
| 7 | Training | 25 | 176 |