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Table 3 Injury counts, rates (per 1000 Athletes Exposures), and percentage of severity by body part and type of event in Japanese collegiate men’s basketball, 2013/2014–2019/2020

From: Descriptive epidemiology of injuries in Japanese collegiate men’s basketball: 2013/2014 to 2019/2020

 

Practice

Competition

Overall a

n (%)

IR and 95% CI (per 1000 AEs)

n (%)

IR and 95% CI (per 1000 AEs)

n (%)

IR and 95% CI (per 1000 AEs)

% Severe (median of days lost, range)

Head/face

13 (3.8)

0.15 (0.07–0.22)

12 (9.2)

1.51 (0.65–2.36)*

25 (5.2)

0.26 (0.16–0.36)

8 (29.5, 28–31)

Neck

2 (0.6)

0.02 (0.0–0.05)

0

0

2 (0.4)

0.02 (0.0–0.05)

50 b

Shoulder

11 (3.2)

0.12 (0.05–0.20)

9 (6.9)

1.13 (0.39–1.87)*

20 (4.2)

0.21 (0.12–0.29)

30 (93.5, 42–180)

Arm/elbow

7 (2.0)

0.08 (0.02–0.14)

2 (1.5)

0.25 (0.0–0.60)

9 (1.9)

0.09 (0.03–0.15)

33.3 (25, 25–60)

Hand/wrist

10 (2.9)

0.11 (0.04–0.18)

8 (6.2)

1.01 (0.31–1.70)*

18 (3.8)

0.18 (0.10–0.27)

33.3 (49, 37–81)

Trunk c

40 (11.5)

0.45 (0.31–0.59)

11 (8.4)

1.38 (0.57–2.20)*

53 (11.0)

0.54 (0.40–0.69)

15.1 (25, 24–44)

Hip/groin

13 (3.8)

0.15 (0.07–0.22)

1 (0.8)

0.13 (0.0–0.37)

14 (2.9)

0.14 (0.07–0.22)

0

Upper leg

44 (12.7)

0.49 (0.35–0.64)

14 (10.8)

1.76 (0.84–2.68)*

58 (12.1)

0.59 (0.44–0.75)

15.5 (36,22–120)

Knee

34 (9.8)

0.38 (0.25–0.51)

15 (11.5)

1.89 (0.93–2.84)*

49 (10.2)

0.50 (0.36–0.64)

40.8 (77, 24–500)

Lower leg

26 (7.5)

0.29 (0.18–0.40)

8 (6.2)

1.01 (0.31–1.70)*

34 (7.1)

0.35 (0.23–0.47)

17.6 (36.5, 30–65)

Ankle

127 (36.7)

1.42 (1.17–1.66)

43 (33.1)

5.40 (3.79–7.02)*

172 (35.8)

1.76 (1.50–2.03)

13.4 (30, 22–104)

Foot

19 (5.5)

0.21 (0.12–0.31)

7 (5.4)

0.88 (0.23–1.53)*

26 (5.4)

0.27 (0.16–0.37)

15.4 (95, 30–139)

  1. AEs; athlete exposure(s): Practice = 89,559, Competition = 7,956, CI; confidence interval, IR; injury rate, IRR; injury rate ratio
  2. *Competition versus Practice injury rate ratio > 1.00 and does not include 1.00 in the 95% CI
  3. aOverall injuries do not equal the sum of Practice and Competition injuries due to four injuries missing the event information (two are in the ankle and two are in the trunk)
  4. bOne player retired due to the injury
  5. cIncluding the chest, abdomen, upper back, and lower back