QA Quality Assessment, NR Definition Not Reported;

Electronic Supplementary Material Appendix S2. Included soccer studies examining sprinting and high-speed running.

Study / QA / Method / Participants / Age (years) / Distance / Characteristics of Sprinting / Characteristics of High Speed/Intensity Running
Male - Elite / Professional
Akenhead, 2013 [18] / 9 / GPS
(10 Hz) / n=36 / 19.3 ± 0.5 / Total: 10451 ± 760 m / Definition: >6.78 m.s-1
Total dist: 194 ± 101 m / Definition: >5.8 m.s-1
Total dist: 505 ± 209 m
Anderson, 2015 [19] / 8 / CAVA / n=12 / 25 ± 12 / Definition: >25.2 km.h-1
Total dist: 600-831 m / Definition: 19.8-25.2 km.h-1
Total dist: 222-347 m
Barros, 2007 [22] / 9 / CAVA / n=55 / NR / Total: 10012 ± 1024 m
CD: 9029 ± 860 m
ED: 10642 ± 663 m
CMF: 10476 ± 702 m
WMF: 10598 ± 890 m
FW: 9612 ± 772 m / Definition: >23 km.h-1
Total dist: 437 ± 171 m / Definition: 19-23 km.h-1
Total dist: 691 ± 190 m
Bradley, 2009 [25] / 9 / CAVA / n=370 / NR / Total: 10714 ± 991 m
CD: 9885 ± 555 m
FB: 10710 ± 589 m
CMF: 11450 ± 608 m
WMF: 11535 ± 933 m
ATT: 10314 ± 1175 m / Definition: > 25.1 km.h-1
Total dist:
CD: 152 ± 50 m
FB: 287 ± 98 m
CMF: 204 ± 89 m
WMF: 346 ± 115 m
ATT: 264 ± 87 m / Definition: 19.8-25.1 km.h-1
Total dist:
CD: 603 ± 132 m
FB: 984 ± 195 m
CMF: 927 ± 245
WMF: 1214 ± 251 m
ATT: 955 ± 239 m
Bradley, 2010 [24] / 9 / CAVA / n=110 / NR / Total: 10841 ± 950 m
WMF: 11491 ± 996 m
CMF: 11411 ± 486 m
FB: 10763 ± 627 m
ATT:10504 ± 1090 m
CD: 10057 ± 582 m / Definition: >25.2 km.h-1
Total dist: 264 ± 114
Total time: 34 ± 15
Freq: 36 ± 13 / Definition: 19.8-25.1 km.h-1
Total dist: 716 ± 210
Total time: 116 ± 36
Freq: 135 ± 37
Burgess, 2006 [26] / 9 / CAVA / n=45 / 25.9 ± 3.3 / Total: 10.1 ± 1.4 km
DEF: 8.8 ± 1.2 km
MID: 10.1 ± 1.9 km
ATT: 9.9 ± 1.5 km / Definition: 18-24 km.h-1
Total dist: 0.7 ± 0.2 km
DEF: 0.6 ± 0.2 km
MID: 0.8 ± 0.2 km
ATT: 0.8 ± 0.2 km
Carling, 2012 [28] / 9 / CAVA / n=20 / NR / Definition: >19.8 km.h-1
Rel Dist:
FB: 8.6 ± 1.2%
CD: 5.1 ± 1.4%
CMF: 6.2 ± 1.3%
WMF: 8.3 ± 2.2%
ATT: 7.3 ± 1.6%
Carling, 2016 [27] / 9 / CAVA / n=12 / 25 ± 3 / Definition: >25.2 km.h-1
Dist: 184 ± 87 m / Definition: 19-8->25.1 km.h-1
Total dist: 587 ± 133 m
Castellano, 2011 [31] / 8 / CAVA / NR / NR / Total: 5667 ± 450 m per half / Definition: >24 km.h-1
Total dist: 117 ±76 m
Relative time: 2.1%
Clemente, 2013 [34] / 7 / NR / NR / NR / Total per min: 109.9±8.2 m
CD: 101.9 ± 7.0 m
ED: 110.1 ± 8.1 m
MF: 118.1 ± 8.7 m
ATT: 109.7 ± 8.9 m
GK: 45.69 ± 9.0 m
Dalen, 2016 [36] / 9 / CAVA / n=45 / 25.4 ± 4.7 / Total: 11046 ± 1015 m
CD: 9951 ± 491 m
FB: 11426 ± 648 m
CMF: 11573 ± 768 m
WMF:11990 ± 771 m
ATT: 10429 ± 874 m / Definition: >25.2 km.h-1
Total dist: 214 ± 130 m
CD: 110 ± 55 m
FB: 330 ± 133 m
CMF: 152 ± 80 m
WMF: 276 ± 111 m
ATT: 198 ± 93 m / Definition: 19-8->25.1 km.h-1
Total dist: 847 ± 349 m
CD: 484 ± 134 m
FB: 1138 ± 282 m
CMF: 770 ± 270 m
WMF: 1095 ± 255 m
ATT: 776 ± 264 m
Dellal, 2012 [38] / 6 / CAVA / n=40 / 25.3 ± 2.4 / Total: 11173 ± 524 m
CD: 10671 ± 301 m
FB: 11217 ± 405 m
CMF: 11885 ± 549 m
WMF:11301 ± 623 m
ATT: 10790 ± 746 m / Definition: NR†
Total dist: 295 ± 61.2 m
CD: 232 ± 52.1 m
FB: 309 ± 70.0 m
CMF: 317 ± 63.1 m
WMF: 303 ± 51.7 m
ATT: 315 ± 69.3 m
Di Mascio, 2013 [39] / 9 / CAVA / n=100 / NR / Definition: >25.1 km.h-1
Rel time: 0.6 ± 0.3% / Definition: 19.8-25.1 km.h-1
Rel time: 2.1 ± 0.6%
Gabbett, 2008 [41] / 9 / TMA / n=13 / 21 ± 2 / Total:
ATT: 9609 ± 359 m
MF: 10672 ± 1338 m
DEF: 9621 ± 1202 m / Definition: NR†
Total time:
ATT: 192 ± 14 s
MF:162 ± 57 s
DEF: 123 ± 47 s
Rel time:
ATT: 3.4%
MF: 2.8%
DEF: 2.2%
Total dist:
ATT: 1184 ± 146 m
MF: 981 ± 317 m
DEF: 820 ± 327 m
Rel dist:
ATT: 12.3%
MF: 9.2%
DEF: 8.5% / Definition: NR†
Total time:
ATT: 213 ± 48 s
MF: 347 ± 74 s
DEF: 237 ± 69 s
Rel time:
ATT: 3.8%
MF: 6.1%
DEF: 4.3%
Total dist:
ATT: 1180 ± 336 m
MF: 1940 ± 502 m
DEF: 1331 ± 392 m
Rel dist:
ATT: 12.3%
MF: 18.2%
DEF: 13.8%
Gregson, 2010 [42] / 9 / CAVA / n=485 / NR / Definition: >25.2 km.h-1
Dist:
CD: 145 ± 65 m
ED: 253 ± 96 m
CMF: 198 ± 90 m
WMF: 307 ± 109 m
ATT: 272 ± 117 m
Freq:
CD: 20 ± 9
ED: 34 ± 12
CMF: 30 ± 13
WMF: 41 ± 13
ATT: 34 ± 13 / Definition: 19.8-25.2 km.h-1
Total dist:
CD: 459 ± 115 m
ED: 698 ± 155 m
CMF: 718 ± 181 m
WMF: 856 ± 172 m
ATT: 670 ± 161 m
Hoppe, 2015 [45] / 7 / CAVA / NR / NR / Total: 116.21 ± 2.35 km / Definition: >22.7 km.h-1
Dist: 165 ± 9 m / Definition: >18.0 km.h-1
Total dist: 560 ± 27 m
Iacono, 2016 [46] / 8 / GPS
(15 Hz) / 24 / 18.3 ± 1.1 / Total: 110.9-112.7 m/min / Definition: > 19 km.h-1
Dist: 4.1-4.7 m/min
Ingebrigtsen, 2015 [47] / 8 / WT / n=15 / NR / Total: 11230 ± 992 m
CD: 10219 ± 381
FB: 11451 ± 673
CMF: 11546 ± 1024
WMF: 12320 ± 979
ATT: 10584 ± 461 / Definition: >25.2 km.h-1
Dist: 213 ± 111 m
CD: 123 ± 48
FB: 284 ± 123
CMF: 174 ± 89
WMF: 294 ± 76
ATT: 181 ± 111
Freq: 16.6 ± 7.9
CD: 11.2 ± 5.0
FB: 20.9 ± 8.2
CMF: 13.4 ± 6.6
WMF: 23.2 ± 6.8
ATT: 14.4 ± 4.5 / Definition: 19.8-25.2 km.h-1
Total dist:
CD: 542 ± 131
FB: 1051 ± 299
CMF: 772 ± 304
WMF: 1168 ± 249
ATT: 708 ± 166
Lovell, 2013 [49] / 7 / CAVA / n=8 / 24 ± 5 / Total: 11229 ± 434 m / Definition: >19.8 km.h-1
Total dist: 1106 ± 169 m
Mallo, 2015 [51] / 10 / GPS
(1 Hz) / n=111 / 24.8 ± 4.2 / Total: 10793 ± 1153 m
CD: 10206 ± 1067 m
FB: 10452 ± 1063 m
CMF: 11154 ± 1117 m
WMF: 11321 ± 1238 m
ATT: 10726 ± 879 m / Definition: >25.1 km.h-1
Total dist: 385 ± 223 m
CD: 247 ± 152 m
FB: 494 ± 249 m
CMF: 208 ± 132 m
WMF: 482 ± 183 m
ATT: 385 ± 223 m / Definition: 19.8-25.1 km.h-1
Total dist: 437 ± 154 m
CD: 343 ± 96 m
FB: 437 ± 153 m
CMF: 396 ± 135 m
WMF: 533 ± 182 m
ATT: 461 ± 114 m
Mayhew, 1985 [54] / 6 / CAVA / n=3 / NR / Definition: NR†
Freq: 519
Total time: 2286.8 s
Mean time: 4.4 s
Rel dur: 11.3%
Mohr, 2003 [56] / 8 / TMA / n=42 / 26.5 / Total:
MF: 11.00 ± 0.21 km
FB: 10.98 ± 0.23 km
ATT: 10.48 ± 0.30 km
DEF: 9.74 ± 0.22 km / Definition: >30 km.h-1
Freq:
Top: 39 ± 2
MOD: 26 ± 1
Mean dur:
Top: 2.0 ± 0.0 s
MOD: 1.9 ± 0.0 s
Rel dur:
Top: 1.4 ± 0.1%
MOD: 0.9 ± 0.1%
Dist:
MF: 0.44 ± 0.04 km
FB: 0.64 ± 0.06 km
ATT: 0.69 ± 0.08 km
DEF: 0.44 ± 0.03 km / Definition: >18 km.h-1
Freq:
Top: 69 ± 5
MOD: 49 ± 3
Mean dur:
Top: 2.1 ± 0.0 s
MOD: 2.2 ± 0.0 s
Rel dur:
Top: 2.8 ± 0.2%
MOD: 1.9 ± 0.1%
Nedelec, 2014 [57] / 9 / TMA / n=10 / 21.8 ± 3.2 / Definition: <5 m
Freq: 16.1 ± 7.5
Definition: >5 m
Freq 11.2 ± 5.8
Njororai, 2012 [58] / 6 / NR / NR / NR / Total Dist: 10.63 km / Definition: NR†
Rel dur: 8.3%
Penailillo, 2015 [59] / 4 / CAVA / n=9 / 26 ± 3.5 / Total Dist: 9463 ± 458 m / Definition: >25.2 km.h-1
Dist: 370 ± 165 m
Freq; 61 ± 25 / Definition: >19.8 km.h-1
Dist: 1171 ± 344 m
Freq: 168 ± 31
Rampinini, 2007 [60] / 7 / CAVA / n=208 / 26.4 ± 4.3 / Total Dist: 11019 ± 331 m
CB: 9995 ± 652 m
FB: 11233 ± 664 m
MF: 11748 ± 612 m
FW: 10233 ± 677 m / Definition: >25.2 km.h-1
Freq:
CB: 18 ± 10
FB: 31 ± 12
MF: 24 ± 12
FW: 27 ± 10 / Definition: 19.8-25.2 km.h-1
Freq:
CB: 76 ± 24
FB: 123 ± 26
MF: 118 ± 24
FW: 95 ± 18
Rey, 2010 [62] / 8 / CAVA / n=42 / NR / Total Dist: 11008 m / Definition: >23 km.h-1
Dist: 262 m / Definition: 19.1-23.0 km.h-1
Total dist: 532 m
Rienzi, 2000 [63] / 8 / TMA / Int: n=17
Pro: n=6 / Int: 29 ± 4
Pro: 28 ± 3 / Total Dist:
Int: 8638 ± 1158 m
Pro: 10104 ± 703 m / Definition: NR†
Rel dist: 4%
Rel dur: 1%
Silva, 2013 [65] / 10 / TMA / n=13 / 25.7 ± 4.6 / Total: 9.0-9.6 km / Definition: >30 km.h-1
Total dist: 96-206 m / Definition: 18-30 km.h-1
Total dist: 420-661 m
Wehbe, 2014 [69] / 9 / GPS
(5 Hz) / n=19 / 26.0 ± 4.7 / Total:
DEF: 9642 ± 660 m
MF: 10770 ± 515 m
ATT: 10165 ± 1125 m / Definition: >25.1 km.h-1
Freq:
DEF: 7.4 ± 4.0
MF: 6.1 ± 5.0
ATT: 7.0 ± 4.4
Rel Dur:
DEF: 0.3 ± 0.2%
MF: 0.3 ± 0.2%
ATT: 0.4 ± 0.2%
Weston, 2011 [70] / 6 / CAVA / n=488 / NR / Total: 10794 ± 374 m / Definition: >25.2 km.h-1
Dist: 262 ± 74 m / Definition: >19.8 km.h-1
Total dist: 703 ± 94 m
Withers, 1982 [71] / 8 / TMA / n=20 / NR / Total: 11527 ± 1796 m
FB: 11980 ± 1873 m
CD: 10169 ± 1460 m
MF: 12194 ± 2366 m
ATT: 11766 ± 3503 m / Definition: NR†
Total dist: 666 ± 311 m
FB: 941 ± 327 m
CD: 396 ± 146 m
MF: 650 ± 305 m
ATT: 678 ± 225 m
Male - Sub-elite
Casamichana, 2012 [29] / 9 / GPS
(10 Hz) / n=27 / 22.8 ± 4.5 / Total: 113.0±8.9 m.min-1 / Definition: >21 km.h-1
Mean dist: 15.2±3.2 m
Mean dur: 2.3±0.5 s
Freq per hour: 15.3±6.1
Domene, 2013 [40] / 10 / GPS
(10 Hz) / n=8 / 21.3 ± 2.1 / Total:
CB: 94.9 ± 8.8 m.min-1
FB: 103.5 ± 11.6 m.min-1 / Definition: 13.0-17.9 km.h-1
Total dist:
FB: 383.7 ± 15.6 m
CB: 248.5 ± 15.1 m
Male - Junior
Aslan, 2012 [21] / 9 / CAVA / n=32 / 17.6 ± 0.6 / Total: 9900 m / Defintion: >24 km.h-1
Total dist: 325 m / Definition: 21.1-24 km.h-1
Total dist: 288 m
Definition: 18.1-21 km.h-1
Total dist: 507 m
Castagna, 2003 [30] / 5 / CAVA / n=11 / 11.8 ± 0.6 / Total: 6175 ± 318 m / Definition: >18 km.h-1
Total dist: 114 ± 73 m / Definition: 13.1-18 km.h-1
Total dist: 468 ± 89 m
Castellano, 2015 [32] / 8 / GPS
(10 Hz) / n=24 / 13.3 ± 0.5 / Total: 2314 ± 134 m / Definition: >16 km.h-1
Total dist: 200 ± 105 m
Castellano, 2016 [33] / 8 / GPS
(10 Hz) / n=44 / U12, U13 / Total:
U12: 2186 ± 90 m
U13: 2307 ± 212 m
Da Silva, 2007 [35] / 9 / TMA / n=75 / U15, U17, U20 / Total:
U15: 7077.4 ± 545.1 m
U17: 8638.7 ± 519.7 m
U20: 9809.7 ± 459.2 m / Definition: NR†
Total dist:
U15- 303.1 ± 82.6 m
U17- 477.6 ± 235.2 m
U20- 599.6 ± 233.2 m
% dist
U15- 4.3 ± 2.5%
U17- 5.6 ± 2.8%
U20- 6.1 ± 2.3%
Harley, 2010 [43] / 8 / GPS
(5 Hz) / n=112 / U12, U13, U14, U15, U16 / Total:
U12:5967 ± 1277 m
U13: 5813 ± 1160 m
U14: 5715 ± 2060 m
U15: 6016 ± NR
U16: 7672 ± 2578 m / Definition: NR†
U12: 174 ± 64 m
U13: 167 ± 96 m
U14: 248 ± NR
U15: 194 ± NR
U16: 302 ± 184 m
Lovell, 2013 [50] / 9 / GPS
(5 Hz) / n=20 / 17 ± 1 / Total: 9642 ± 1279 m / Definition: 15.0-35.0 km.h-1
Dist: 1740 ± 423 m
Rebelo, 2014 [61] / 9 / TMA / n=39 / 15.6 ± 1.4 / Total: 6311 ± 948 m / Definition: >18 km.h-1
Freq: 29 ± 20
Mean dur: 1.4 ± 0.4 s
Rel time: 0.8 ± 0.4%
Total dist: 230 ± 135 m / Definition: 13.0-18.0 km.h-1
Freq: 84 ± 50
Mean dur: 1.3 ± 0.3 s
Rel time: 2.3 ± 1.2%
Total dist: 529 ± 312 m
Stroyer, 2004 [66] / 8 / TMA / n=26 / 12-14 / Definition: NR†
Freq (1st half only):
NbP: 8 ± 5
EbP: 4 ± 3
EeP: 5 ± 5
Mean dur (1st half only):
NbP: 2 ± 1
EbP: 2 ± 1
EeP: 2 ± 1
Male / Female Combined Data
Andersson, 2008 [20] / 9 / TMA / n=72M, 21F / M: 28.8 ± 5.2
F: 24.3 ± 4.9 / Total:
Turf: 10.2 ± 0.2 km
Grass: 10.3 ± 0.2 km / Definition: males: >30km.h-1; females: >25 km.h-1
Freq:
Turf: 21 ± 1
Grass: 22 ± 2
Total dist:
Turf: 0.31 ± 0.03 km
Grass: 0.32 ± 0.04 km / Definition: >18 km.h-1
Freq:
Turf: 185 ± 6
Grass: 186 ± 10
Total dist:
Turf: 1.86 ± 0.1 km
Grass: 1.87 ± 0.14 km
Relative Time:
Turf: 6.9 ± 0.4%
Grass: 6.9 ± 0.5%
Female - Elite / Professional
Datson, 2016 [37] / 10 / CAVA / n=107 / NR / Total: 10321 ± 859 m
CD: 9489 ± 562 m
ED: 10250 ± 661 m
CMF: 10985 ± 706 m
WMF: 10623 ± 665 m
ATT: 10262 ± 798 m / Definition: >25.1 km.h-1
Total: 168 ± 82 m
CD: 111 ± 42 m
ED: 163 ± 79 m
CMF: 170 ± 69 m
WMF: 220 ± 116 m
ATT: 221 ± 53 m / Definition: 19.8-25.1 km.h-1
Total: 608 ± 181 m
CD: 423 ± 79 m
ED: 634 ± 168 m
CMF: 683 ± 170 m
WMF: 700 ± 167 m
ATT: 651 ± 153 m
Hewitt, 2014 [44] / 7 / GPS
(5 Hz) / n=15 / 23.5 ± 0.7 / Total: 9631 ± 175 m
DEF: 8759 ± 284 m
MF: 10150 ± 227 m
ATT: 9442 ± 356 m / Definition: >19 km.h-1
Total dist: 338 ± 30 m
DEF: 188 ± 31 m
MF: 392 ± 46 m
ATT: 388 ± 56 m / Definition: 12-19 km.h-1
Total dist: 2407 ± 125 m
DEF: 1744 ± 138 m
MF: 2797 ± 174 m
ATT: 2272 ± 205 m
Krustrup, 2005 [48] / 8 / TMA / n=14 / 24 / Total: 10.3 km (9.7-11.3) / Definition: >25 km.h-1
Freq: 26 (9-43)
Total dist: 0.16 km (0.05-0.28) / Definition: >15 km.h-1
Freq: 125 (72-159)
Mean dur: 2.3 s (2.0-2.4)
Rel time: 4.8%
Total dist: 1.31 km (0.71-1.70)
Mara, 2016 [52] / 8 / CAVA / n=12 / 24.3 ± 4.2 / Total: 10025 ± 568 m
C.ATT: 9661 ± 602 m
W.ATT: 10472 ± 878 m
MF: 10581 ± 221 m
CD: 9220 ± 590 m
ED: 10203 ± 775 m / Definition: >5.4 m.sec-1
Total dist: 615 ± 258 m
C.ATT: 841 ± 238 m
W.ATT: 850 ± 178 m
MF: 484 ± 169 m
CD: 417 ± 116 m
ED: 680 ± 278 m
Freq: 70 ± 29
C.ATT: 85
W.ATT: 89
MF: 67
CD: 47
ED: 77 / Definition: 3.4-5.3 m.sec-1
Total dist: 2452 ± 636 m
C.ATT: 2420 ± 405 m
W.ATT: 2917 ± 545 m
MF: 2761 ± 417 m
CD: 1772 ± 439 m
ED: 2569 ± 612 m
Freq: 376 ± 90
C.ATT: 384
W.ATT: 434
MF: 413
CD: 289
ED: 385
Mohr, 2008 [55] / 9 / TMA / n=34 / NR / Total:
Top: 10.33 ± 0.15 km
High: 10.44 ± 0.15 km / Definition: >25 km.h-1
Freq:
Top: 30 ± 2
High: 26 ± 1
Rel time:
Top: 1.2 ± 0.1%
High: 0.9 ± 0.1%
Total dist:
Top: 0.46 ± 0.02 km
High: 0.38 ± 0.05 km / Definition: 18-25 km.h-1
Freq:
Top: 154 ± 7
High: 125 ± 7
% time
Top: 6.0 ± 0.3%
High: 4.4 ± 0.5%
Total dist:
Top: 1.68 ± 0.09 km
High: 1.30 ± 0.10 km
Vescovi, 2012 [67] / 8 / GPS
(5 Hz) / n=71 / NR / Definition: >25 km.h-1
Mean dur: 4.1 ± 1.5 s
Mean dist: 29.0 ± 9.8 m / Definition: >18 km.h-1
Mean dur: 2.3 ± 1.5 s
FW: 2.3 ± 1.5 s
MF: 2.2 ± 1.4 s
DEF: 2.3 ± 1.5 s
Mean dist: 15.1 ± 9.4 m
FW: 15.5 ± 9.6 m
MF: 14.3 ± 9.1 m
DEF: 15.3 ± 9.4 m
Female - Junior
Vescovi, 2014 [68] / 9 / GPS
(5 Hz) / n=171 / U15, U16, U17 / Total:
ATT: 7952 ± 299 m
MF: 8449 ± 170 m
DEF: 7779 ± 114 m
U15: 6961 ± 238 m
U16: 8024 ± 101 m
U17: 8558 ± 223 m / Definition: >20 km.h-1
Total dist:
ATT: 275 ± 42 m
MF: 131 ± 24 m
DEF: 188 ± 16 m
U15: 76 ± 35 m
U16: 185 ± 15 m
U17: 235 ± 32 m
Freq:
ATT: 15 ± 2
MF: 8 ± 1
DEF: 11 ± 1
U15: 5 ± 2
U16: 11 ± 1
U17: 13 ± 2
Mean dist:
ATT: 17 ± 2 m
MF: 18 ± 1 m
DEF: 17 ± 1 m
U15: 16 ± 2 m
U16: 17 ± 1 m
U17: 19 ± 2 m / Definition: 15.6-20.0 km.h-1
Total dist:
ATT: 665 ± 71 m
MF: 600 ± 40 m
DEF: 590 ± 27 m
U15: 458 ± 58 m
U16: 611 ± 25 m
U17: 658 ± 54 m

QA – quality assessment, NR – definition not reported;

Method – data collection instrumentation, GPS – global positioning system, TMA – time motion analysis, CAVA – computer assisted video analysis, WT – wearable technology

dist – distance, freq – frequency, †variable not defined by velocity parameters

WMF – wide midfielders, CMF, central midfielders, FB – fullbacks, ATT – attackers, C.ATT – central attackers, W.ATT – wide attackers, CD – central defenders, ED – external defender, GK – goalkeeper, FW – forwards, DEF – defenders, CB – center backs

Int – international-level, Pro – professional level, Top – “Top-class players”, High – “High-level players”, MOD- “Moderate-level players”

U15 – 30 minute halves, U17 – 40 minute halves, U20 – 45 minute halves (DaSilva, Rubelo)

U12/U13 – 77x60m pitch, U14/15/16 – 99x65 m pitch. (Harley)

3x25 minute periods, 2 x 40 min periods (Harley)