Serial number | Risk factor | Number | Closeness centrality |
1 | Accidents between aircraft and vehicle | F25 | 0.644422 |
2 | Accidents between aircraft and aircraft | F26 | 0.642397 |
3 | Fire in airport | F11 | 0.609477 |
4 | Airport power facilities failure | F16 | 0.594186 |
5 | The flight arrived late | F47 | 0.586842 |