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Table 4 Sports injuries according to nature (type), anatomical location, etiological mechanisms, and age group

From: Could current factors be associated with retrospective sports injuries in Brazilian jiu-jitsu? A cross-sectional study

Variables

Age group

Total

G1

G2

G3

Nature (type)

Muscle

4 (11.1)Aa

28 (25.9)ABb

40 (38.8)Bb

72 (29.0)

Joint

29 (80.6)Bb

73 (67.6) Ac

48 (46.6)Ab

150 (61.0)

Bone

3 (8.3)Aa

3 (2.7)Aa

4 (3.9)Aa

10 (4.0)

Tendon

0 (0.0)Aa

4 (3.7)ABa

11 (10.7)Ba

15 (6.0)

Total

36 (14.6)

108 (43.7)

103 (41.7)

247

Location

Head/ Neck

0 (0.0)Aa

1 (0.9)Aa

5 (4.9)Aa

6 (2.4)

Trunk

3 (8.3)Aa

13 (12.0)Ab

15 (14.6)Aa

31 (12.6)

Upper Limbs

17 (47.2)Ab

51 (47.2)Ac

45 (43.7)Ab

113 (45.7)

Lower Limbs

16 (44.4)Ab

43 (39.8)Ac

38 (36.9)Ab

97 (39.3)

Total

36 (14.6)

108 (43.7)

103 (41.7)

247

Mechanism

Choke/ Arm Wrench

6 (16.7)Aa

18 (16.7)Aab

13 (12.6)Aab

37 (15.0)

Takedown/ Attack

5 (13.9)Aa

26 (24.1)Ab

26 (25.2)Ab

57 (23.1)

Sweep

1 (2.8)Aa

23 (21.3)Bb

21 (20.4)Bb

45 (18.2)

Tumbling/ Trauma

21 (58.3)Bb

17 (15.7)Aab

20 (19.4)Ab

58 (23.5)

Physical Training

2 (5.6)Aa

18 (16.7) Aab

19 (18.4) Ab

39 (15.8)

Others

1 (2.8)Aa

6 (5.6)Aa

4 (3.9)Aa

11 (4.5)

Total

36 (14.6)

108 (43.7)

103 (41.7)

247

  1. A, B p < 0.05 to horizontal comparisons, between different groups; a, b p < 0.05 to vertical comparisons, within group. Goodman’s test for contrasts between and within multinomial populations