Tackle—RR of injury for BC associated with one-on-one collision tackles
| Tackle risk factor | No of events in group (%) | RR | ||
|---|---|---|---|---|
| BC | ||||
| Player | ||||
| Back | 217 (59.8) | 13 (65.0) | 1.09 (0.62 to 1.90) | 0.772 |
| Forward | 146 (40.2) | 7 (35.0) | 0.87 (0.41 to 1.86) | 0.719 |
| Speed into tackle | ||||
| Fast | 66 (17.3) | 7 (35.0) | 1.93 (0.88 to 4.20) | 0.099 |
| Slow/stationary | 316 (82.7) | 13 (65.0) | 0.75 (0.43 to 1.30) | 0.303 |
| BRS in tackle | ||||
| Head/neck | 16 (4.3) | 6 (31.6) | 7.16 (2.80 to 18.31) | <0.001* |
| Upper limb | 180 (48.3) | 3 (15.8) | 0.32 (0.10 to 1.00) | 0.049 |
| Trunk | 122 (32.7) | 7 (36.8) | 1.10 (0.51 to 2.35) | 0.810 |
| Lower limb | 55 (14.7) | 3 (15.8) | 1.04 (0.33 to 3.33) | 0.944 |
| Tackler-1 | ||||
| Player | ||||
| Back | 186 (51.4) | 5 (25.0) | 0.49 (0.20 to 1.19) | 0.114 |
| Forward | 176 (48.6) | 15 (75.0) | 1.55 (0.91 to 2.62) | 0.105 |
| Speed into tackle | ||||
| Fast | 77 (21.2) | 6 (30.0) | 1.41 (0.62 to 3.25) | 0.412 |
| Slow/stationary | 286 (78.8) | 14 (70.0) | 0.89 (0.52 to 1.52) | 0.667 |
| Impact on BC | ||||
| High | 85 (22.3) | 12 (60.0) | 2.56 (1.40 to 4.69) | 0.002* |
| Low | 297 (77.7) | 8 (40.0) | 0.49 (0.24 to 0.99) | 0.046 |
| Direction on BC | ||||
| Behind | 53 (14.1) | 2 (10.0) | 0.68 (0.17 to 2.81) | 0.596 |
| Front | 130 (34.5) | 10 (50.0) | 1.40 (0.73 to 2.66) | 0.308 |
| Side | 194 (51.5) | 8 (40.0) | 0.75 (0.37 to 1.52) | 0.424 |
| BRS in tackle | ||||
| Head/neck | 6 (1.6) | 3 (16.7) | 10.08 (2.52 to 40.32) | 0.001* |
| Upper limb | 264 (71.2) | 8 (44.4) | 0.61 (0.30 to 1.23) | 0.171 |
| Trunk | 48 (12.9) | 1 (5.6) | 0.42 (0.06 to 3.04) | 0.390 |
| Lower limb | 53 (14.3) | 6 (33.3) | 2.28 (0.98 to 5.31) | 0.055 |
↵* Statistically significant difference (<0.01). BC, ball carrier; BRS, body region struck.