Table 4

Tackle—RRs of injury as a function of the sequence and type of tackle

No of injuries (%)RR (95% CI), p Value
Sequence and type of tackleNo of tackles in general play (%)BCT1T2BCT1T2
One-on-one tackles
 Tackler-1 (all)3558 (100)60 (100)41 (100)
  Arm1690 (47.5)14 (23.3)17 (41.5)0.49 (0.29 to 0.83), 0.008*0.87 (0.54 to 1.41), 0.575
  Collision384 (10.8)20 (33.3)1 (2.4)3.09 (1.97 to 4.84), <0.001*0.23 (0.03 to 1.61), 0.136
  Jersey93 (2.6)0 (0)4 (9.8)0.00 (−),−3.73 (1.37 to 10.15), 0.010
  Lift16 (0.4)0 (0)0 (0)0.00 (−),−0.00 (−),−
  Shoulder826 (23.2)19 (31.7)17 (41.5)1.36 (0.87 to 2.15), 0.1801.79 (1.10 to 2.89), 0.018
  Smother526 (14.8)7 (11.7)2 (4.9)0.79 (0.37 to 1.66), 0.5350.33 (0.08 to 1.32), 0.116
  Tap23 (0.6)0 (0)0 (0)0.00 (−), −0.00 (−), −
Double-tackles
 Tackler-1 (all)2512 (100)72 (100)42 (100)
  Arm1443 (57.4)47 (65.3)18 (42.9)1.14 (0.85 to 1.52),0.3900.75 (0.47 to 1.19),0.215
  Collision10 (0.4)3 (4.2)5 (11.9)10.47 (2.88 to 38.03), <0.001*29.90 (10.22 to 87.49), <0.001*
  Jersey86 (3.4)0 (0)0 (0)0.00 (−), −0.00 (−), −
  Lift11 (0.4)0 (0)0 (0)0.00 (−), −0.00 (−), −
  Shoulder746 (29.7)21 (29.2)17 (40.5)0.98 (0.64 to 1.52), 0.9361.36 (0.84 to 2.20), 0.208
  Smother209 (8.3)0 (0)2 (4.8)0.00 (−), −0.57 (0.14 to 2.30), 0.430
  Tap7 (0.3)1 (1.4)0 (0)4.98 (0.61 to 40.51), 0.1340.00 (−), −
 Tackler-2 (all)2515 (100)71 (100)24 (100)
  Arm1589 (63.2)39 (54.9)11 (45.8)0.87 (0.63 to 1.19), 0.3900.73 (0.40 to 1.31), 0.289
  Collision14 (0.6)7 (9.9)4 (16.7)17.71 (7.15 to 43.88), <0.001*29.94 (9.86 to 90.96), <0.001*
  Jersey22 (0.9)2 (2.8)0 (0)3.22 (0.76 to 13.69), 0.1140.00 (−), −
  Lift3 (0.1)0 (0)0 (0)0.00 (−), −0.00 (−), −
  Shoulder358 (14.2)11 (15.5)8 (33.3)1.09 (0.60 to 1.98), 0.7792.34 (1.16 to 4.72), 0.017
  Smother527 (21.0)12 (16.9)1 (4.2)0.81 (0.46 to 1.43), 0.4590.20 (0.03 to 1.41), 0.107
  Tap2 (0.1)0 (0)0 (0)0.00 (−), −0.00 (−), −
  • * Statistically signifi cant difference (<0.01).

  • BC, ball carrier; T1, Tackler-1; T2, Tackler-2.