Table 1.

Patients characteristics before and after injections. (Tx: treatment)

	NRS-Score (before Tx)	NRS-Score (6 months after Tx)	Meniscal lesion (before Tx, MRI)	Meniscal lesion (6 months after Tx, MRI)	Decline of intrasubstance signal (MRI)
Patient 1	6	0	IIb	I	Yes
Patient 2	7	8	IIb	III	No
Patient 3	8	8	IIb	III	No
Patient 4	6	6	IIb	IIb	No
Patient 5	9	5	IIb	IIb	No
Patient 6	6	2	IIa	IIa	Yes
Patient 7	7	1	IIb	IIb	Yes
Patient 8	7	8	IIb	IIb	No
Patient 9	7	3	IIb	IIa	Yes
Patient 10	6	4	IIb	IIb	No
Mean (SD)	6.9 (0.99)	4.5 (2.99)	IIb	IIb
		p=0.027		p=0.889