Quantifying the Collision Dose in Rugby League: A Systematic Review, Meta-analysis, and Critical Analysis

Naughton, Mitchell; Jones, Ben; Hendricks, Sharief; King, Doug; Murphy, Aron; Cummins, Cloe

doi:10.1186/s40798-019-0233-9

Sports Medicine - Open

Table 2 Study characteristics of the included studies

From: Quantifying the Collision Dose in Rugby League: A Systematic Review, Meta-analysis, and Critical Analysis

Study	Method of collision capture	Level of competition	No. of participants (n = )
Austin et al. [46]	Video	NRL	15
Cummins and Orr [44]	Video and microtechnology	NRL	NR (video)
Cummins and Orr [44]	Video and microtechnology	NRL	10 (microtechnology)
Cummins and Orr [26]	Video and microtechnology	NRL	26
Dempsey et al. [8]	Video	International	57
Evans et al. [69]	Microtechnology	Super League	33
Fletcher et al. [70]	Video	Super League	31
Gabbett et al. [31]	Video and microtechnology	NRL	30
Gabbett and Ryan [71]	Video	NRL	22
Gabbett and Ryan [71]	Video	QCup	17
Gabbett [33]	Video	Local	8
Gabbett [23]	Microtechnology	NRL	24
Gabbett [23]	Microtechnology	NYC	11
Gabbett [47]	Microtechnology	QCup	182
Gabbett [48]	Microtechnology	QCup	104
Gabbett et al. [49]	Video	NRL	51
Gabbett et al. [50]	Video	NRL	58
Gabbett et al. [24]	Microtechnology	NRL	30
Gabbett et al. [51]	Microtechnology	NRL	22
Gabbett and Seibold [52]	Microtechnology	QCup	32
Gabbett et al. [53]	Microtechnology	NRL	38
Hulin and Gabbett [54]	Microtechnology	QCup	77
Hulin et al. [35]	Video and microtechnology	NRL	8
Hulin et al. [55]	Microtechnology	NRL	31
Johnston et al. [56]	Microtechnology	International Student Competition	7
Kempton et al. [57]	Microtechnology	NRL	6
Kempton et al. [58]	Microtechnology	NRL	18
Kempton et al. [42]	Microtechnology	NRL	29 (more successful)
Kempton et al. [42]	Microtechnology	NRL	25 (less successful)
King et al. [41]	Video	International	NR
King et al. [41]	Video	NRL	NR
King et al. [28]	Video	NRL	NR
Lovell et al. [59]	Microtechnology	NRL	32
McLellan and Lovell [60]	Video and microtechnology	NRL	22
McLellan et al. [38]	Video and microtechnology	NRL	17
Murray et al. [61]	Microtechnology	NRL	43
Oxendale et al. [62]	Microtechnology	Super League	17
Sirotic et al. [32]	Video	NRL	17
Sirotic et al. [32]	Video	NSWCup	22
Sirotic et al. [63]	Video	NRL	17
Speranza et al. [64]	Video	QCup	16
Sykes et al. [65]	Video	NRL	26
Sykes et al. [65]	Video	Super League	52
Twist et al. [66]	Video	Super League	23
Varley et al. [16]	Microtechnology	NRL	36
Weaving et al. [67]	Microtechnology	Super League	17
Weaving et al. [7]	Microtechnology	Super League	25
Woods et al. [1]	Video	NRL	NR
Woods et al. [1]	Video	Super League	NR
Woods et al. [68]	Video	NRL	NR
Woods et al. [68]	Video	NYC	NR

Data are reported as mean ± standard deviation (SD) unless otherwise stated. Less successful team lost more games than it won in the more successful season, more successful team won more games than the less successful season, NR not reported, NRL National Rugby League, NYC National Youth Competition

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