The Incidence of Concussion in a Professional Australian Rugby League Team, 1998–2012

Table 1

Concussion injuries and incidence.

	1998	1999	2000	2001	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	Total	Average
Total concussion injuries; (recurrent)	8; (0)	11; (2)	11; (7)	8; (4)	9; (5)	17; (6)	10; (9)	13; (8)	15; (10)	15; (9)	21; (12)	10; (8)	21; (11)	12; (9)	10; (2)	191; (102)	12.7
Head and neck injuries (excluding concussions)	24	18	37	30	33	29	18	22	18	31	20	23	30	29	24	386	25.7
Total number of injuries	190	142	203	138	166	125	120	143	146	163	156	149	235	167	111	2352	156.8
Number of matches played	27	25	30	27	28	28	27	24	24	24	26	24	28	24	24	390	26
Number of players monitored each season	43	41	43	46	48	49	39	38	38	41	30	27	30	30	31	239*	—
Concussion incidence; (per 1000 player hours)	17.1	25.4	21.2	17.1	18.6	35.1	21.4	31.3	36.1	36.1	46.7	24.1	43.3	28.9	24.1	—	28.3
Recurrent concussion incidence; (per 1000 player hours)	0	4.6	13.5	8.6	10.3	12.4	19.3	19.3	24.1	21.6	26.7	19.3	22.7	21.7	4.8	—	15.1

∗The total number of players monitored over 15 seasons; 140 players were monitored over more than one season.