Table 4

Incidence of injury or illness by anatomic location and body system for paediatric Team USA athletes

Anatomic location	Total number of injuries	Number of athletes with an injury	Injury or Illness Incidence proportion (per 100 athletes)	Injury or illness incidence rate (per 1000 AD)	95% CI
Anatomic location	Total number of injuries	Number of athletes with an injury	Injury or Illness Incidence proportion (per 100 athletes)	Injury or illness incidence rate (per 1000 AD)	Lower limit	Upper limit
Head/face/neck	5	5	2.5	1.5	0.5	3.6
Head/face	4	4	2.0	1.2	0.3	3.1
Neck	1	1	0.5	0.3	0.0	1.7
Upper limb	7	6	3.5	2.1	0.9	4.4
Shoulder	4	3	2.0	1.2	0.3	3.1
Upper arm	1	1	0.5	0.3	0.0	1.7
Elbow	1	1	0.5	0.3	0.0	1.7
Forearm	0	0	0.0	0.0	0.0	0.0
Wrist/hand	1	1	0.5	0.3	0.0	1.7
Torso	11	11	5.5	3.4	1.7	6.0
Chest	1	1	0.5	0.3	0.0	1.7
Trunk/abdomen	1	1	0.5	0.3	0.0	1.7
Thoracic spine	2	2	1.0	0.6	0.1	2.2
Lumbar spine	4	4	2.0	1.2	0.3	3.1
Pelvis/buttocks	1	1	0.5	0.3	0.0	1.7
Hip/groin	2	2	1.0	0.6	0.1	2.2
Lower limb	21	20	10.5	6.4	4.0	9.8
Thigh	1	1	0.5	0.3	0.0	1.7
Knee	5	5	2.5	1.5	0.5	3.6
Lower leg	2	2	1.0	0.6	0.1	2.2
Ankle	11	10	5.5	3.4	1.7	6.0
Foot	2	2	1.0	0.6	0.1	2.2

Body system	Total number of illnesses	Number of athletes with an illness	Injury or illness incidence proportion (per 100 athletes)	Injury or illness incidence rate (per 1000 AD)	95% CI
Body system	Total number of illnesses	Number of athletes with an illness	Injury or illness incidence proportion (per 100 athletes)	Injury or illness incidence rate (per 1000 AD)	Lower limit	Upper limit
Cardiovascular	1	1	0.5	0.3	0.0	1.7
Dermatologic	2	2	1.0	0.6	0.1	2.2
ENT	1	1	0.5	0.3	0.0	1.7
Eye and ocular adnexa	0	0	0.0	0.0	0.0	0.0
Gastrointestinal	3	3	1.5	0.9	0.2	2.7
Genitourinary	0	0	0.0	0.0	0.0	0.0
Infection	5	5	2.5	1.5	0.5	3.6
Neurological	1	1	0.5	0.3	0.0	1.7
Respiratory	2	2	1.0	0.6	0.1	2.2
Rheumatological	0	0	0.0	0.0	0.0	0.0
Undiagnosed	3	3	1.5	0.9	0.2	2.7