From: Applied Sport Science for Male Age-Grade Rugby Union in England
Study | Level of play | Age | Position | Sample size (n) | Speed thresholds | PL | PLslow | |||
---|---|---|---|---|---|---|---|---|---|---|
Threshold 1 | Threshold 2 | Threshold 3 | Threshold 4 | |||||||
Cunningham et al. [35] |  |  |  |  |  |  |  | > 5 m s−1 |  |  |
International | U20 | Forwards | 21 (81) |  |  |  | 284 ± 135 m |  |  | |
Backs | 19 (80) |  |  |  | 656 ± 183 m |  |  | |||
Phibbs et al. [9] |  |  |  |  |  | < 61% MSS | 61–90% MSS | ≥ 90% MSS | AU |  |
Academy | U18 | Forwards | 16 |  | 3901 ± 1202 m | 220 ± 111 m | 5 ± 10 m | 420 ± 130 AU |  | |
Backs | 15 |  | 4489 ± 720 m | 280 ± 96 m | 15 ± 15 m | 431 ± 98 AU |  | |||
School | U18 | Forwards | 15 |  | 3698 ± 1217 m | 138 ± 114 m | 0 ± 1 m | 399 ± 141 AU |  | |
Backs | 15 |  | 4098 ± 918 m | 359 ± 182 m | 19 ± 24 m | 378 ± 86 AU |  | |||
Read et al. [5] |  |  |  |  | 0–1.94 m s−1 | 1.95–3.33 m s−1 | 3.34–5.83 m s−1 | > 5.84 m s−1 | AU | AU |
School | U16 | Forwards | 16 | 2007 ± 218 m | 1278 ± 291 m | 993 ± 295 m | 87 ± 86 m | 456 ± 47 AU | 231 ± 24 AU | |
Backs | 15 | 2011 ± 304 m | 865 ± 325 m | 843 ± 342 m | 165 ± 101 m | 332 ± 76 AU | 152 ± 34 AU | |||
U18 | Forwards | 18 | 2099 ± 546 m | 1044 ± 318 m | 995 ± 370 m | 94 ± 93 m | 437 ± 96 AU | 224 ± 51 AU | ||
Backs | 16 | 2307 ± 647 m | 854 ± 264 m | 1009 ± 444 m | 319 ± 176 m | 395 ± 118 AU | 172 ± 49 AU | |||
University |  | Forwards | 17 | 2235 ± 699 m | 1271 ± 400 m | 1112 ± 442 m | 64 ± 65 m | 504 ± 157 AU | 250 ± 76 AU | |
 | Backs | 14 | 2820 ± 503 m | 1256 ± 219 m | 1460 ± 357 m | 353 ± 147 m | 500 ± 80 AU | 213 ± 31 AU | ||
 |  |  |  |  |  | 0–3.33 m s−1 | > 3.34 m s−1 |  | AU·min−-1 | AU·min−1 |
Read et al. [3] | County | U16 | Forwards | 20 |  | 55.2 ± 4.1* | 22.6 ± 2.9* |  | 7.3 ± 0.6** | 3.1 ± 0.3** |
Backs | 15 |  | 52.1 ± 5.1* | 27.7 ± 7.7* |  | 6.8 ± 1.2** | 2.4 ± 0.3** | |||
U18 | Forwards | 21 |  | 54.9 ± 4.3* | 20.2 ± 6.9* |  | 7.6 ± 1.0** | 3.3 ± 0.3** | ||
Backs | 19 |  | 53.2 ± 5.4* | 25.5 ± 4.6* |  | 7.2 ± 1.1** | 2.7 ± 0.4** | |||
U20 | Forwards | 18 |  | 50.7 ± 4.8* | 14.5 ± 3.4* |  | 6.9 ± 0.7** | 3.4 ± 0.4** | ||
Backs | 19 |  | 50.4 ± 6.2* | 20.6 ± 3.9* |  | 6.1 ± 1.0** | 2.6 ± 0.4** |