Journal of Korean Foot and Ankle Society

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Table. 3.

Table. 3.

Changes in Clinical Outcome after Injection According to the Stage of Osteoarthritis

Scale Stage Before injection 3 months after injection 1 year after injection
VAS Stage 2 5.1 3.3 4.0
Stage 3A 5.3 1.9 2.0,‡,§
Stage 3B 5.5 2.5 4.4
Stage 4 6.0 4.0 5.7
p-value* 0.539 0.014 0.003
AOFAS Stage 2 71.3 79.2 75.8
Stage 3A 70.1 82.0 79.7
Stage 3B 62.6 75.1 62.4
Stage 4 65.0 77.7 63.7
p-value* 0.117 0.496 0.05
FAOS Stage 2 63.3 71.7 70.4
Stage 3A 63.5 73.5 70.6
Stage 3B 59.4 68.4 61.9
Stage 4 51.8 66.0 66.2
p-value* 0.303 0.583 0.391

VAS: visual analogue scale, AOFAS: American Orthopaedic Foot and Ankle Society, FAOS: Foot and Ankle Outcome Score.

*ANOVA was used for comparing clinical results for each stage. p<0.05 between stage 2 and 3A in post-hoc test; p<0.05 between stage 3A and 3B in post-hoc test; §p<0.05 between stage 3A and 4 in post-hoc test.

J Korean Foot Ankle Soc 2022;26:71-7 https://doi.org/10.14193/jkfas.2022.26.2.71
© 2022 J Korean Foot Ankle Soc