Table 1

Characteristics of the included studies

Study, yearCountryParticipants
(all football players)
Sample sizeInterventionStudy lengthOutcome
Gilchrist, 200833 USAFemale collegiate
Age
IG: 19.9
CG: 19.9
IG: 583
CG: 852
General
Prevent Injury and Enhance Performance (PEP) Programme
3 times/week
12 weeksNon-contact ACL injuries
Hammes et al, 201543 GermanyMale veteran (≥32 years)
Age
IG: 45.2±7.7
CG: 43.1±6.5
IG: 146
CG: 119
General
FIFA 11+
Every training session
9 monthsOverall injuries
Hasebe et al, 202044 JapanMale high school
Age
IG: 16.7±0.5
CG: 16.3±0.6
IG: 156
CG: 103
Focused
Nordic Hamstring Exercise
After training session
2 times/week
27 weeksOverall hamstring injuries
Owoeye et al, 201445 NigeriaMale youth
Age
IG: 17.8±0.9
CG: 17.5±1.1
IG: 212
CG: 204
General
FIFA 11+
2 times/week
6 monthsOverall injuries
Silvers-Granelli et al, 201740 USAMale collegiate
Age
IG: 20.0±2.0
CG: 21.0±1.0
IG: 675
CG: 850
General
FIFA 11+
2–3 times/week
5 monthsOverall ACL injuries
Soligard et al, 200823 NorwayFemale youth
Age
IG: 15.4±0.7
CG: 15.4±0.7
IG: 1055
CG: 837
General
FIFA 11+
2 times/week
8 monthsOverall lower limb injuries
Steffen et al, 200841 NorwayFemale youth
Age
IG: 15.4±0.8
CG: 15.4±0.8
IG: 1073
CG: 947
General
FIFA 11
Every training session for 15 consecutive sessions, then 1 time/week for the rest of the season
8 months (including pre-season and summer break)Overall injuries
van de Hoef et al, 201842 The NetherlandsMale amateur
Age
IG: 23.8±6.4
CG: 22.2±3.1
IG: 229
CG: 171
Focused
Bounding Exercise Programme (BEP)
Every training session
39 weeksOverall hamstring injuries
van der Horst et al, 201560 The NetherlandsMale amateur
Age
IG: 24.5±3.6
CG: 24.6±4.1
IG: 292
CG: 287
Focused
Nordic Hamstring Exercise
After training session
2 times/week
13 weeksOverall hamstring injuries
Waldén et al, 201246 SwedenFemale adolescents
Age
IG: 14.0±1.2
CG: 14.1±1.2
IG: 2479
CG: 2085
General
Neuromuscular training (Knäkontroll)
2 times/week
7 monthsOverall knee injuries
  • CG, control group; IG, intervention group.