| Serial number | Risk factor | Number | Betweenness centrality |
| 1 | Fire in airport | F11 | 0.196011 |
| 2 | Artificial damage to aircraft | F2 | 0.125172 |
| 3 | Accidents between aircraft and vehicle | F25 | 0.107606 |
| 4 | Accidents between aircraft and aircraft | F26 | 0.09766 |
| 5 | Airport power facilities failure | F16 | 0.085607 |