Table 2

Hip and groin injury frequency and rate between 2008/2009 and 2015/2016 in European professional football

Season2008/20092009/20102010/20112011/20122012/20132013/20142014/20152015/2016Total*
No. of team seasons1418202123282828268
No. of injuries (%)†105/747 (14)144/840 (17)148/1000 (15)114/1018 (11)146/1003 (11)191/1274 (15)183/1230 (15)171/1155 (15)1812/12 736 (14)
No. of injured players (%)††78/417 (19)110/527 (21)116/579 (20)93/657 (14)120/705 (17)151/893 (17)145/872 (17)137/887 (15)1401/7756 (18)
  1 injury57/78 (73)86/110 (78)91/116 (78)77/93 (83)98/120 (82)119/151 (79)112/145 (77)109/137 (80)1078/1401 (77)
  2 injuries16/78 (21)17/110 (15)19/116 (16)11/93 (12)18/120 (15)26/151 (17)28/145 (19)23/137 (17)253/1401 (18)
 ≥3 injuries5/78 (6)7/110 (6)6/116 (5)5/93 (5)4/120 (3)6/151 (4)5/145 (3)5/137 (4)70/1401 (5)
No. of reinjuries (%)10/105 (10%)20/144 (14)21/148 (14)11/114 (10)14/146 (10%)12/191 (6)13/183 (7)10 (6)204/1812 (11)
No. of players with reinjury (%)9/78 (12%)14/110 (13)16/116 (14)9/93 (10)12/120 (10%)9/151 (6)11/145 (8)8/137 (6)163/1401 (12)
Injury rate (95% CI)§1.1 (0.9 to 1.3)1.2 (1.0 to 1.4)1.1 (1.0 to 1.3)0.8 (0.7 to 0.9)1.0 (0.8 to 1.2)1.0 (0.9 to 1.1)0.9 (0.8 to 1.0)0.85 (0.7 to 1.0)1.0 (1.0 to 1.0)
  Training0.7 (0.5 to 0.9)0.6 (0.5 to 0.8)0.7 (0.6 to 0.9)0.5 (0.4 to 0.6)0.6 (0.5 to 0.8)0.6 (0.5 to 0.7)0.6 (0.5 to 0.7)0.5 (0.4 to 0.6)0.6 (0.6 to 0.6)
  Match play3.1 (2.3 to 4.)4.1 (3.3 to 5.1)3.2 (3.5 to 4.1)2.5 (2.0 to 3.2)2.8 (2.2 to 3.6)3.3 (2.7 to 4.0)2.3 (1.9 to 2.9)2.7 (2.2 to 3.3)3.1 (2.9 to 3.4)
Match-to-training injury RR (95% CI)4.5 (3.1 to 6.7)6.4 (4.6 to 8.9)4.5 (3.2 to 6.2)5.3 (3.7 to 7.7)3.6 (3.3 to 6.3)5.8 (4.4 to 7.8)3.8 (2.8 to 5.1)5.1 (3.8 to 7.0)5.3 (4.8–5.8)
Lay-off days, mean (SD)16 (21)18 (22)15 (21)20 (25)23 (43)13 (16)16 (24)15 (17)16 (23)
  • *Data representing the whole study period 2001/2002 to 2015/2016 seasons.

  • †Percentage of hip and groin injuries out of the total number of injuries.

  • ††Percentage of players with hip and groin injury out of the total number of players participating.

  • §Injury rate expressed as injuries/1000 hours exposure.

  • RR, rate ratio.