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Table 2 Reasons for exclusion of studies.

From: The effectiveness of neuromuscular warm-up strategies, that require no additional equipment, for preventing lower limb injuries during sports participation: a systematic review

Study Reason for study exclusion
Tropp et al. 1985 Ankle discs, orthoses used
Caraffa et al. 1996 Balance boards used
Bahr et al. 1997 Balance boards used
Hewett et al. 1999 Wobble boards used
Wedderkopp et al. 1999 Ankle discs used
Heidt et al. 2000 Treadmill sessions implemented
Söderman et al. 2000 Wobble boards used
Junge et al. 2002 Not detailed enough for replication
Kaminski et al. 2003 Injury prevention not the primary outcome
Stasinopoulos et al. 2004 Orthoses, balance boards used
Verhagen et al. 2004 Wobble boards used
Olsen et al. 2005 Wobble boards used
Garrick et al. 2005 Wobble boards used
Peterson et al. 2005 Balance boards used
Verhagen et al. 2005 Injury prevention not the primary outcome
McKuine et al. 2006 Wobble boards used
Mykleburst et al. 2007 Lack of control group, mats and balance boards used
Mohammadi et al. 2007 Orthoses, ankle weights, resistance bands, wobble boards used
McHugh et al. 2007 Foam stability pad used
Emery et al. 2007 Wobble boards used
Pasanen et al. 2008 Wobble boards used
Hupperets et al. 2008 Wobble boards used
Steffen et al. 2008 Injury prevention not the primary outcome
Hupperets et al. 2009 Balance boards used
Kraemer et al. 2009 Balance boards used
Lim et al. 2009 Injury prevention not the primary outcome
Eils et al. 2010 Wobble boards used
Eisen et al. 2010 Injury prevention not the primary outcome
Emery et al. 2010 Wobble boards used
Parkkari et al. 2011 Sticks used as part of a training approach