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Table 4 Distribution of the four elements in the TDS

From: Histological and ultrastructural degenerative findings in the gluteus medius tendon after hip arthroplasty

 

Revision DL

(n = 44)

Revision posterior

(n = 48)

Primary THA

(OA)

(n = 58)

Primary THA

(fracture)

(n = 50)

Fiber structure

0

1 (2.3)

9 (18.8)

14 (24.1)

8 (16.0)

1

12 (27.3)

12 (25.0)

16 (27.6)

16 (32.0)

2

22 (50)

20 (41.7)

19 (32.8)

23 (46.0)

3

8 (18.2)

-

2 (3.4)

2 (4.0)

Cellularity

0

4 (9.1)

14 (29.2)

32 (55.2)

12 (24.0)

1

21 (47.7)

18 (37.5)

15 (25.9)

20 (40.0)

2

10 (22.7)

8 (16.7)

4 (6.9)

14 (28.0)

3

8 (18.2)

1 (2.1)

-

3 (6.0)

Vascularity

0

11 (25)

17 (35.4)

25 (43.1)

14 (28.0)

1

18 (40.9)

17 (35.4)

14 (24.1)

25 (50.0)

2

10 (22.7)

6 (12.5)

10 (17.2)

10 (20.0)

3

4 (9.1)

1 (2.1)

2 (3.4)

-

GAGs

0

15 (34.1)

12 (25.0)

21 (36.2)

15 (30.0)

1

14 (38.8)

12 (25.0)

20 (34.5)

25 (50.0)

2

5 (11.4)

12 (25.0)

9 (15.5)

9 (18.0)

3

9 (20.5)

5 (10.4)

-

-

Missing values (%)

1 (2.3)

7 (14.6)

7 (12.1)

1 (2.0)

  1. Revision DL: revision arthroplasty via the direct lateral approach; Revision posterior: revision arthroplasty via the posterior approach; Primary THA (OA): primary total hip arthroplasty due to osteoarthritis; Primary THA (fracture): primary total hip arthroplasty due to femoral neck fracture