Table 2

Survey responses for adoption and maintenance in teams in which all players performed the Nordic hamstring exercise (NHE) (n=5) and teams in which only some players performed NHE (n=11)

Team training (n=5)Individual training (n=11)
Use of the initial NHE progression at the start of the seasonYes (n=3)Yes (n=8)
Use of the initial NHE progression, which playersAll players (n=3)Only previous hamstring injury (n=7), Other selection criteria (n=1)
Use of the initial NHE progression, proportion of squad>75% (n=2); <25% (n=1)<25% (n=8)
Use of the weekly NHE maintenance protocol during the seasonMost/every week (n=5)Most/every week (n=4); Sporadically/unknown (n=6)
Use of the weekly NHE maintenance protocol, which playersAll players (n=5)Only previous hamstring injury (n=9); Other selection (n=1)
Use of the weekly NHE maintenance protocol, proportion of squad>75% (n=5)25%–74% (n=3); <25% (n=7)
Use of any other (modified) NHE protocol at the start of the seasonYes (n=2)Yes (n=7)
Use of modified NHE protocol during the seasonMost/every week (n=2)Most/every week (n=4); Sporadically/unknown (n=3)
Use of modified NHE protocol, which playersAll players (n=2)Only previous HSI (n=6); Other selection (n=1)
Use of modified NHE protocol, the proportion of first team squad>75% (n=2)Yes (n=8)