Table 2.

Details of clinical samples

Case	Gender	Age	Affected IVD	Pfirrmann grade
1	female	68	L4/5	IV
2	female	55	L4/5	III
3	male	58	L5/S1	II
4	male	50	L4/5	III
5	female	71	L5/S1	III
6	male	53	L5/S1	IV
7	male	64	L4/5	V
8	male	41	L4/5	I
9	female	65	L5/S1	I
10	male	20	L3/4	I
11	female	63	L5/S1	IV
12	male	59	L4/5	IV
13	male	63	C3/4/5	III
14	female	48	C4/5/6	III
15	male	64	C3/4/5	IV
16	male	69	L4/5	IV
17	male	53	L4/5, L5/S1	III
18	female	69	L1-5	IV

Affected IVD: L, lumbar; S, sacral; C, cervical.