Journal of Experimental Orthopaedics

Table 2 Comparison of preoperative and postoperative clinical outcomes

From: Comparative matched-pair cohort analysis of the short-term clinical outcomes of mesenchymal stem cells versus hyaluronic acid treatments through intra-articular injections for knee osteoarthritis

	MSC	HA	P value
VAS
Baseline	8.4 ± 1.1	8.1 ± 1.1	0.346
1 month	5.4 ± 1.4	4.7 ± 1.0	0.039
3 months	5.2 ± 1.3	4.7 ± 1.1	0.111
6 months	5.0 ± 1.2	5.1 ± 0.9	0.809
1 year	4.8 ± 1.1	5.4 ± 1.0	0.041
IKDC score
Baseline	37.1 ± 7.8	39.2 ± 6.3	0.256
1 month	55.5 ± 8.2	62.7 ± 8.0	0.001
3 months	61.1 ± 8.0	65.5 ± 6.6	0.025
6 months	64.6 ± 6.1	64.9 ± 7.2	0.893
1 year	66.0 ± 5.2	62.0 ± 6.9	0.014
Lysholm score
Baseline	54.4 ± 6.3	55.2 ± 5.7	0.640
1 month	68.6 ± 6.6	72.8 ± 7.5	0.024
3 months	72.7 ± 7.1	74.8 ± 7.5	0.260
6 months	76.7 ± 6.8	74.6 ± 5.7	0.199
1 year	77.6 ± 6.3	73.9 ± 5.9	0.020

Data are expressed as mean ± standard deviation. MSC Mesenchymal stem cell, HA Hyaluronic acid, VAS Visual analog scale, IKDC International Knee Documentation Committee

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