Table 2 Comorbidities and co-diagnoses with a prevalence ≥10% in the hip/knee OA patients

M17

Gonarthrosis [arthrosis of knee]

1006

15.7%

28,693

100%

29,698

84.6%

0

0.0%

–

–

J06

Acute upper respiratory infections of multiple and unspecified sites

3956

61.7%

18,216

63.5%

22,172

63.2%

15,375

43.8%

< 0.001

1.4

M54

Dorsalgia

3682

57.4%

14,866

51.8%

18,548

52.8%

10,308

29.4%

< 0.001

1.8

M25

Other joint disorders

2936

45.8%

13,427

46.8%

16,363

46.6%

277

0.8%

–

–

J01

Acute sinusitis

2099

32.7%

9802

34.2%

11,901

33.9%

7009

20.0%

< 0.001

1.7

J20

Acute bronchitis

1990

31.0%

9663

33.7%

11,653

33.2%

6424

18.3%

< 0.001

1.8

M79

Other soft tissue disorders

2307

36.0%

9160

31.9%

11,467

32.7%

4773

13.6%

< 0.001

2.4

M75

Shoulder lesions

2087

32.5%

9258

32.3%

11,345

32.3%

5602

16.0%

< 0.001

2.0

M23

Internal derangement of knee

679

10.6%

10,452

36.4%

11,131

31.7%

1265

3.6%

< 0.001

8.8

I10

Essential (primary) hypertension

1857

28.9%

9101

31.7%

10,958

31.2%

6969

19.9%

< 0.001

1.6

M53

Other dorsopathies

1583

24.7%

7103

24.8%

8686

24.7%

4515

12.9%

< 0.001

1.9

M77

Other enthesopathies

1361

21.2%

6701

23.4%

8062

23.0%

3379

9.6%

< 0.001

2.4

R10

Abdominal and pelvic pain

1412

22.0%

6091

21.2%

7503

21.4%

4394

12.5%

< 0.001

1.7

M16

Coxarthrosis [arthrosis of hip]

6416

100.0%

1006

3.5%

7493

21.3%

0

0.0%

–

–

S83

Dislocation, sprain and strain of joints and ligaments of knee

499

7.8%

5708

19.9%

6207

17.7%

1461

4.2%

< 0.001

4.2

H10

Conjunctivitis

1034

16.1%

4939

17.2%

5973

17.0%

3580

10.2%

< 0.001

1.7

M70

Soft tissue disorders related to use, overuse and pressure

1566

24.4%

4303

15.0%

5869

16.7%

1874

5.3%

< 0.001

3.1

F51

Nonorganic sleep disorders

998

15.6%

4463

15.6%

5461

15.6%

3551

10.1%

< 0.001

1.5

A09

Diarrhea and gastroenteritis of presumed infectious origin

932

14.5%

4340

15.1%

5272

15.0%

2800

8.0%

< 0.001

1.9

F43

Reaction to severe stress, and adjustment disorders

951

14.8%

4235

14.8%

5186

14.8%

3414

9.7%

< 0.001

1.5

E78

Disorders of lipoprotein metabolism and other lipidaemias

909

14.2%

4114

14.3%

5023

14.3%

3371

9.6%

< 0.001

1.5

N95

Menopausal and other perimenopausal disorders

963

15.0%

4058

14.1%

5021

14.3%

3615

10.3%

< 0.001

1.4

R07

Pain in throat and chest

914

14.2%

3989

13.9%

4903

14.0%

2799

8.0%

< 0.001

1.8

R74

Abnormal serum enzyme levels

807

12.6%

3926

13.7%

4733

13.5%

2832

8.1%

< 0.001

1.7

R05

Cough

823

12.8%

3785

13.2%

4608

13.1%

2609

7.4%

< 0.001

1.8

L30

Other dermatitis

794

12.4%

3507

12.2%

4301

12.3%

2608

7.4%

< 0.001

1.6

M51

Other intervertebral disc disorders

1053

16.4%

3132

10.9%

4185

11.9%

1558

4.4%

< 0.001

2.7

M76

Enthesopathies of lower limb, excluding foot

677

10.6%

2944

10.3%

3621

10.3%

1038

3.0%

< 0.001

3.5

M19

Other arthrosis

650

10.1%

2963

10.3%

3613

10.3%

0

0.0%

–

–

R53

Malaise and fatigue

676

10.5%

2885

10.1%

3561

10.1%

2020

5.8%

< 0.001

1.8

J45

Asthma

594

9.3%

2961

10.3%

3555

10.1%

1898

5.4%

< 0.001

1.9

J02

Acute pharyngitis

621

9.7%

2874

10.0%

3495

10.0%

2006

5.7%

< 0.001

1.7