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Table 3 Prevalence of radiographic hip OA in hip fracture cases and controls

From: The association between hip fracture and hip osteoarthritis: A case-control study

    

N

Crude prevalence, % (n)

Standardized prevalence‡, %

     

JS*

K & L†

MJS*

K & L†

Men

     
 

Cases

     
  

Fractured side

     
   

All

146

4.8% (7)

4.8% (7)

4.1%

4.1%

   

Intracapsular

82

4.9% (4)

4.9% (4)

6.8%

6.8%

   

Extracapsular

64

4.7% (3)

4.7% (3)

1.2%

1.2%

  

Contralateral side

     
   

All

121

6.6% (8)

6.6% (8)

4.3%

4.3%

   

Intracapsular

69

4.3% (3)

4.3% (3)

1.2%

1.2%

   

Extracapsular

52

9.6% (5)

9.6% (5)

8.1%

8.1%

 

Controls

365

11.2% (41)

11.2% (41)

11.4%

11.4%

Women

     
 

Cases

     
  

Fractured side

     
   

All

416

9.6% (40)

8.7% (36)

3.9%

5.5%

   

Intracapsular

226

8.0% (18)

5.3% (12)

3.6%

2.7%

   

Extracapsular

190

11.6% (22)

12.6% (24)

4.5%

9.4%

  

Contralateral side

     
   

All

336

12.2% (41)

9.5% (32)

9.8%

7.8%

   

Intracapsular

189

9.5% (18)

7.9% (15)

7.8%

8.0%

   

Extracapsular

147

15.6% (23)

11.6% (17)

12.0%

7.8%

 

Controls

438

11.6% (51)

10.5% (46)

13.5%

11.5%

  1. *Osteoarthritis defined as MJS ≤ 2.5 mm. †Osteoarthritis defined as Kellgren and Lawrence grade ≥ 2. ‡ Standardized against the Icelandic population of year 2000.
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BMC Musculoskeletal Disorders

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