Table 5 Summary of impacts and collisions monitored by GPS units
Study | Participants | Forwards | Backs |
|---|---|---|---|
Coughlan et al. [23] | 2 players (1 back and 1 forward) from an international team. | Impacts 5–5.99 G 472 Impacts 6–6.49 G 132 Impacts 6.5–6.99 G 66 Impacts 7–7.99 G 103 Impacts 8–9.99 G 53 Impacts > 10 G 10 | Impacts 5–5.99 G 353 Impacts 6–6.49 G 65 Impacts 6.5–6.99 G 48 Impacts 7–7.99 G 54 Impacts 8–9.99 G 40 Impacts > 10 G 13 |
Grainger et al. [53] | 38 professional rugby union players from the English Premiership. | Impacts 3.01–5 G 1836 ± 604 Impacts 5.01–7 G 811 ± 243 Impacts 7.01–9 G 301 ± 133 Impacts 9.01–11 G 114 ± 79 Impacts 11.01–13 G 48 ± 41 Impacts > 13 G 66 ± 44 | Impacts 3.01–5 G 2054 ± 546 Impacts 5.01–7 G 857 ± 297 Impacts 7.01–9 G 312 ± 154 Impacts 9.01–11 G 118 ± 79 Impacts 11.01–13 G 47 ± 38 Impacts > 13 G 59 ± 40 |
Jones et al. [30] | 36 professional rugby union players. | Total Contacts—measured using Catapults tackle detection metric 31 ± 14 | Total Contacts—measured using Catapults tackle detection metric 16 ± 7 |
Owen et al. [33] | 33 professional rugby union players from a Super Rugby squad. | 1st half only Impacts 5–5.99 G 218 ± 89 Impacts 6–6.49 G 66 ± 36 Impacts 6.5–6.99 G 45 ± 26 Impacts 7–7.99 G 53 ± 29 Impacts 8–9.99 G 25 ± 11 Impacts > 10 G 10 | 1st half only Impacts 5–5.99 G 176 ± 63 Impacts 6–6.49 G 51 ± 19 Impacts 6.5–6.99 G 35 ± 13 Impacts 7–7.99 G 43 ± 17 Impacts 8–9.99 G 22 ± 12 Impacts > 10 G 13 |
Pollard et al. [58] | 22 players from an international rugby team. | Collisions per min per position as detected by Statsport Software 0.5 ± 0.1 | Collisions per min per position as detected by Statsport Software 0.3 ± 0.1 |
Reardon et al. [34] | 36 professional rugby union players from a Guinness Pro 12 team. | Collisions 2.5 G threshold Prop—34 ± 11 Hooker—33 ± 9 Second row—35 ± 11 Back row—44 ± 10 | Collision 3 G threshold Scrum half—11 ± 6 Out-half—21 ± 7 Centre—20 ± 5 Wing—20 ± 5 Full back—21 ± 6 |
Suarez-Arrones et al. [26] | 9 international rugby union players. | Impacts 5–6 G 501.6 ± 106 Impacts 6–6.5 G 341.3 ± 219 Impacts 6.5–7 G 161.6 ± 107 Impacts 7–8 G 143.1 ± 122 Impacts 8–10 G 66.6 ± 48 Impacts > 10 G 10.4 ± 5 | Impacts 5–6 G 382 ± 126 Impacts 6–6.5 G 326 ± 173 Impacts 6.5–7 G 54.3 ± 28.9 Impacts 7–8 G 29.8 ± 9 Impacts 8–10 G 35.2 ± 26 Impacts > 10 G 6.3 ± 4 |
Tee et al. [50] | 19 professional rugby union players from a South African rugby team. | Total Impacts > 5 G min−1 1st half 8.7 ± 2.4 Total Impacts >  8 G min−1 1st half 0.8 ± 0.3 Total Impacts > 5 G min−1 2nd half 7.9 ± 3.2 Total Impacts > 8 G min−1 2nd half 0.7 ± 0.3 | Total Impacts > 5 G min−1 1st half 10.0 ± 3.5 Total Impacts > 8 G min−1 1st half 1.1 ± 0.3 Total Impacts > 5 G min−1 2nd half 9.0 ± 3.0 Total Impacts > 8 G min−1 2nd half 1.1 ± 0.4 |
Tee et al. [67] | 19 professional rugby union players from a South African rugby team. | Impacts > 5 G min−1 8.3 ± 2.7 | Impacts >  5 G min−1 9.5 ± 3.1 |
Tee et al. [68] | 19 professional rugby union players from a South African rugby team. | Total Impacts > 5 G min−1 10.0 ± 3 Total Impacts > 8 G min−1 0.9 ± 0.4 | Total Impacts > 5 G min−1 9.5 ± 3.2 Total Impacts > 8 G min−1 1.1 ± 0.4 |
Venter [25] | 17 academy rugby union players from a South African team. | Not all positions reported Impacts > 5 G Back row forwards—683.4 ± 295.04 Impacts > 10 G Front row forwards—8 ± 4.58 | Not all positions reported Impacts > 5 G Outside backs—474.33 ± 81.92 Impacts > 10 G Inside backs—12.16 ± 3.18 |