Table 2.

Absolute numbers, proportions, IRs, proportions on overall time loss according to injury location

Injury location	No. of injuries	Proportional frequency % [95% CI] n = 6653 injuries	IR per 1000 football hours [95% CI]	% of days lost
Lower extremities	5622	84.5 [83.6–85.4]	4.6 [4.5–4.7]	88.5
Thigh	1569	23.6 [22.6–24.6]	1.3 [1.2–1.4]	18.5
Knee	1023	15.4 [14.5–16.2]	0.8 [0.8–0.9]	31.1
Ankle	856	12.8 [12.1–13.7]	0.7 [0.7–0.8]	14.3
Hip/groin	721	10.8 [10.1–11.6]	0.6 [0.6–0.6]	8.7
Lower leg/Achilles tendon	624	9.4 [8.7–10.4]	0.5 [0.5–0.6]	8.4
Foot	426	6.4 [5.8–7.0]	0.4 [0.3–0.4]	5.5
Lower extremity incl. hip/groin	403	6.0 [5.5–6.6]	0.3 [0.3–0.4]	1.9
Back (additional site)	317	4.8 [4.3–5.3]	0.3 [0.2–0.3]	2.2
Head	149	2.2 [1.9–2.6]	0.1 [0.1–0.1]	0.9
Shoulder/clavicle	119	1.8 [1.5–2.1]	0.1 [0.1–0.1]	2.4
Lower back/sacrum/pelvis	109	1.6 [1.3–1.9]	0.1 [01.-0.1]	2.6
Face	79	1.2 [0.9–1.5]	0.1 [0.1–0.1]	0.6
Chest/ribs/upper back	73	1.1 [0.9–1.4]	0.1 [0.1–0.1]	0.7
Neck/cervical spine	60	0.9 [0.7–1.1]	0.1 [0.0–0.1]	0.5
Hand/finger	42	0.6 [0.4–0.8]	0.0 [0.0–0.1]	0.5
Abdomen	40	0.6 [0.4–0.8]	0.0 [0.0–0.1]	0.4
Elbow	16	0.2 [0.1–0.4]	0.0 [0.0–0.0]	0.6
Wrist/forearm	5	0.1 [0.0–0.1]	0.0 [0.0–0.0]	0.04
Arm	3	0.1 [0.0–0.1]	0.0 [0.0–0.0]	0.02
Unknown	19	0.3 [0.2–0.4]	0.0 [0.0–0.0]	0.1

CI confidence interval; IR injury incidence rate