[Retracted] Intra-Articular Injection of PRP in the Treatment of Knee Osteoarthritis Using Big Data

Table 4

Comparison of NRS scores before and after treatment between the two groups (, score).

Group	Number of cases	Before treatment	After treatment	T value	value
Triamcinolone acetonide formation	42	8.37  1.84	5.78  1.67	7.317	0.001
Sodium hyaluronate group	42	8.41  1.76	3.05  1.13	16.608	0.001
T value		0.102	8.774
value		0.919	0.001