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Table 1 Summary of clinical and demographic features in the study population

From: Matrix metalloproteinase 28, a novel matrix metalloproteinase, is constitutively expressed in human intervertebral disc tissue and is present in matrix of more degenerated discs

Subject number

Age (years), gender

Thompson grade

Vertebral levela

Herniation

Other information

Young subjects

    

   1

17, female

I

Lumbar

No

Normal donor

   2

10, female

I

Lumbar

No

Normal donor

Adult subjects

    

   3

21, male

II

L5 to S1

Yes

Surgical patient

   4

50, male

II

L3 to L4

Yes

Surgical patient

   5

46, male

II

L5 to S1

No

Surgical patient

   6

41, male

II

L5 to S1

Yes

Surgical patient

   7

18, female

II

L4 to L5

Yes

Surgical patient

   8

30, male

II

L3 to L4

No

Normal donor; liver cancer

   9

30, male

III

L4 to L5

Yes

Surgical patient

   10

31, male

III

L5 to S1

Yes

Surgical patient

   11

37, male

III

L5 to S1

Yes

Surgical patient

   12

40, female

III

L4 to L5

No

Surgical patient

   13

41, female

III

Lumbar

No

Normal donor

   14

38, male

III

L4 to L5

Yes

Surgical patient

   15

40, female

III

L5 to S1

No

Surgical patient

   16

56, female

III

L5 to S1

Yes

Surgical patient

   17

42, male

III

L5 to S1

No

Surgical patient

   18

33, female

III

L1 to L2

No

Normal donor, pulmonary embolism

   19

37, male

3.5

L4 to L5

Yes

Surgical patient

   20

41, male

IV

Lumbar

No

Normal donor, Hodgkin's lymphoma

   21

54, male

IV

L4 to L5

Yes

Surgical patient

   22

65, female

IV

L1 to L2

No

Surgical patient

   23

61, female

V

L4 to L5

No

Surgical patient

   24

41, male

V

L4 to L5

No

Surgical patient

   25

72, female

V

L5 to S1

Yes

Surgical patient

   26

39, male

V

L5 to S1

No

Surgical patient

   27

48, male

V

L3 to L4

No

Surgical patient

   28

79, female

V

L4 to L5

Yes

Surgical patient

   29

52, female

V

L5 to S1

No

Surgical patient

  1. aL, lumbar; S, sacral.