An Analysis of Repeated High Intensity Efforts (RHIE) across Different Competition Levels in Elite Rugby Union
Abstract
:1. Introduction
2. Methods
3. Results
3.1. Whole-Game Physical Demands of Tiers 1 and 2 Match-Play
3.2. Running Demands of Tiers 1 and 2 Match-Play
3.3. Collision and RHIE Bout Frequency in Tiers 1 and 2 Match-Play
4. Discussion
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Performance Variables | European Cup (Tier 1) | PRO12 (Tier 2) | Mean Difference (95% CI) | p Value | Effect Size (95% CI) |
---|---|---|---|---|---|
Total Distance (m) | 5709 ± 1002 | 6051 ± 1301 * | 362 (212 to 657) | p = 0.391 | 0.29 (0.04 to 0.43) |
Running (m) | 612 ± 347 | 705 ± 381 * | 113 (83 to 243) | p = 0.040 | 0.35 (0.09 to 0.54) |
High Speed Running (m) | 226 ± 183 | 263 ± 210 | 57 (12 to 109) | p = 0.791 | 0.19 (0.05 to 0.31) |
High Intensity Efforts (n) | 153 ± 40 | 167 ± 48 | 18 (4 to 33) | p = 0.656 | 0.32 (0.11 to−0.64) |
Collisions (n) | 48 ± 15 * | 43 ± 16 | 5 (2 to 17) | p = 0.431 | 0.32 (0.18 to 0.58) |
RHIE Bouts (n) | 6.5 ± 1.4 * | 5.7 ± 1.5 | 0.4 (1.1 to 2.1) | p = 0.301 | 0.55 (0.28 to 0.72) |
Efforts Per RHIE Bout (n) | 3.0 ± 1.1 * | 2.4 ± 1.2 | 0.6 (−1.2 to 2.0) | p = 0.478 | 0.52 (0.23 to 0.64) |
Mean Efforts Per RHIE Bout (n) | 4.0 ± 0.9 | 3.9 ± 1.0 | 0.3 (−1.3 to 2.1) | p = 0.675 | 0.10 (0.03 to 0.25) |
Performance Variables | Competition | Prop | Hooker | Lock | Backrow | Half Backs | Centre | Back 3 |
---|---|---|---|---|---|---|---|---|
Total Distance (m) | PRO12 (Tier 2) | 4613 ± 1249 | 5289 ± 1134 a | 5609 ± 1161 *ab | 6319 ± 1134 *abc | 6515 ± 1105 * | 6537 ± 1048 * | 6631 ± 881 * |
European Cup (Tier 1) | 4716 ± 622 | 5314 ± 476 a | 5440 ± 993 a | 5403 ± 980 a | 6385 ± 507 | 6427 ± 985 | 6311 ± 516 | |
Diff 95% CI | 201 (98 to 354) | 45 (23 to 223) | −187 (123 to −343) | −976 (−433 to −1098) | −143 (−99 to −260) | −113 (−76 to −324) | −324 (−123 to −543) | |
ES | 0.10 | 0.02 | −0.15 | −1.04 | −0.17 | −0.11 | −0.44 | |
Running (m) | PRO12 (Tier 2) | 206 ± 103 * | 435 ± 137 a | 416 ± 170 *a | 590 ± 211 *abc | 1008 ± 250 *e | 966 ± 242 * | 1235 ± 255 *de |
European Cup (Tier 1) | 155 ± 66 | 470 ± 121 *ac | 379 ± 125 | 533 ± 243 abc | 857 ± 197 | 948 ± 250 d | 1006 ± 171 de | |
Diff 95% CI | −55 (−106 to 123) | 43 (−23 to 98) | −54 (−78 to 33) | −57 (−108 to 99) | −151 (−343 to −77) | −18 (−56 to 33) | −229 (−344 to −84) | |
ES | −0.58 | 0.27 | −0.24 | −0.25 | −0.67 | −0.07 | −1.05 | |
High Speed Running (m) | PRO12 (Tier 2) | 42 ± 31 | 114 ± 52 ac | 80 ± 55 *a | 160 ± 79 *abc | 347 ± 109 | 398 ± 154 * | 446 ± 114 *de |
European Cup (Tier 1) | 32 ± 26 | 125 ± 44 *ac | 68 ± 42 a | 156 ± 94 abc | 322 ± 105 | 357 ± 127 | 398 ± 98 de | |
Diff 95% CI | −10 (−23 to 12) | 11 (−33 to 19) | −21 (−42 to 12) | −9 (−11 to 18) | −32 (−55 to −13) | −41 (−65 to −20) | −86 (−123 to −43) | |
ES | −0.34 | 0.22 | −0.24 | −0.04 | −0.23 | −0.29 | −0.54 | |
High Intensity Efforts (n) | PRO12 (Tier 2) | 99 ± 16 | 134 ± 35 a | 162 ± 40 ab | 177 ± 46 ab | 174 ± 40 * | 185 ± 41 *d | 193 ± 42 *d |
European Cup (Tier 1) | 103 ± 27 * | 150 ± 23 *a | 173 ± 26 *ab | 200 ± 36 *abc | 163 ± 26 | 164 ± 25 | 182 ± 17 de | |
Diff 95% CI | 5 (−21 to 33) | 21 (11 to 43) | 11 (−4 to 32) | 31 (12 to 44) | −19 (−34 to −8) | −33 (−53 to −11) | −15 (−48 to − 8) | |
ES | 0.18 | 0.54 | 0.32 | 0.55 | −0.32 | −0.61 | −0.35 | |
Collisions (n) | PRO12 (Tier 2) | 33 ± 13 | 40 ± 17 a | 51 ± 15 ab | 54 ± 12 ab | 34 ± 10 | 40 ± 13 *df | 32 ± 9 * |
European Cup (Tier 1) | 35 ± 7 | 44 ± 7 *a | 56 ± 12 *ab | 62 ± 17 *abc | 33 ± 8 | 33 ± 6 | 25 ± 7 | |
Diff 95% CI | 2 (−3 to 14) | 4 (−10 to 14) | 5 (−12 to 23) | 8 (−10 to 15) | −1 (−18 to 14) | −7 (−16 to 12) | −7 (−12 to 23) | |
ES | 0.19 | 0.30 | 0.36 | 0.54 | −0.11 | −0.69 | −0.86 | |
RHIE Bouts (n) | PRO12 (Tier 2) | 2.3 ± 1.7 | 5.9 ± 2.5 ac | 3.8 ± 1.5 | 8.6 ± 4.4 abc | 14.3 ± 4.2 | 17.8 ± 6.1 df | 16.8 ± 4.3 d |
European Cup (Tier 1) | 1.7 ± 1.3 | 7.5 ± 2.8 *ac | 4.3 ± 2.5 *a | 9.3 ± 4.6 *abc | 13.3 ± 3.6 | 17.3 ± 5.5 df | 14.9 ± 3.2 d | |
Diff 95% CI | −0.7 (−1.2 to 0.9) | 1.6 (0.3 to 3.5) | 0.7 (−0.3 to 3.2) | 1.2 (0.3 to 2.8) | −1.1 (−2.3 to −0.3) | −0.5 (−1.3 to 0.7) | −2.1 (−3.5 to −1.6) | |
ES | −0.39 | 0.60 | 0.24 | 0.15 | −0.25 | −0.08 | −0.50 | |
Maximal Efforts Per RHIE Bout (n) | PRO12 (Tier 2) | 3.1 ± 2.0 | 5.0 ± 1.5 a | 4.5 ± 1.3 a | 5.9 ± 1.7 abc | 7.4 ± 1.3 | 7.7 ± 1.9 | 7.9 ± 1.2 d |
European Cup (Tier 1) | 3.6 ± 2.0 * | 5.3 ± 0.9 a | 4.8 ± 1.2 a | 6.1 ± 1.9 *abc | 7.1 ± 1.2 | 8.2 ± 1.5 *df | 7.8 ± 1.2 d | |
Diff 95% CI | 0.5 (−0.8 to 1.3) | 0.4 (−0.7 to 1.2) | 0.3 (−0.5 to 1.5) | 0.4 (−0.11 to 1.1) | 0.3 (−0.6 to 1.7) | 0.6 (−0.3 to 1.3) | 0.3 (−0.5 to 0.5) | |
ES | 0.24 | 0.25 | 0.23 | 0.11 | −0.23 | 0.29 | −0.08 |
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Sheehan, A.; Malone, S.; Weldon, A.; Waters, A.; Collins, K. An Analysis of Repeated High Intensity Efforts (RHIE) across Different Competition Levels in Elite Rugby Union. Sports 2022, 10, 151. https://0-doi-org.brum.beds.ac.uk/10.3390/sports10100151
Sheehan A, Malone S, Weldon A, Waters A, Collins K. An Analysis of Repeated High Intensity Efforts (RHIE) across Different Competition Levels in Elite Rugby Union. Sports. 2022; 10(10):151. https://0-doi-org.brum.beds.ac.uk/10.3390/sports10100151
Chicago/Turabian StyleSheehan, Adam, Shane Malone, Anthony Weldon, Aled Waters, and Kieran Collins. 2022. "An Analysis of Repeated High Intensity Efforts (RHIE) across Different Competition Levels in Elite Rugby Union" Sports 10, no. 10: 151. https://0-doi-org.brum.beds.ac.uk/10.3390/sports10100151