Table 5.
Association of playing surface and injury mechanism (contact/no contact), re-injury and severity of injuries
| Contact/no contact | AR | GR | OR | Total | X2 | P value |
| No contact | 16 | 6 | – | 22 | 264.62 | 0.001 |
| Contact with player | 19 | 15 | 5 | 39 | ||
| Contact with object | 1 | – | – | 1 | df=9 | |
| Total | 36 | 21 | 5 | 62 | ||
| Re-injury | ||||||
| Yes | – | 3 | – | 3 | 32.11 | 0.001 |
| No | 36 | 18 | 5 | 59 | df=3 | |
| Total | 36 | 21 | 5 | 62 | ||
| Severity | ||||||
| Slight | 4 | 3 | – | 7 | 260.64 | 0.001 |
| Minor | 10 | 5 | 2 | 17 | ||
| Moderate | 21 | 10 | 3 | 34 | ||
| Severe | 1 | 3 | – | 4 | df=12 | |
| Total | 36 | 21 | 5 | 62 | ||
AR, artificial turf; GR, grass; OR, other surfaces.