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. 2022 Jun 6;11(11):3241. doi: 10.3390/jcm11113241

Table 4.

Comparison of all balance and risk of fall analyses between both groups.

Intervention (PRP + HA) Group
(n = 22)
Mean ± SE
Mean Difference ± SE
ap Value Control (PRP + NS) Group
(n = 23)
Mean ± SE
Mean Difference ± SE
ap Value bp Value
Balance-OSI 0.69 ± 0.04 0.65 ± 0.08 0.255
Month 1 0.54 ± 0.04 −0.15 ± 0.03 <0.001 0.58 ± 0.07 −0.07 ± 0.06 0.046 0.240
Month 3 0.44 ± 0.03 −0.25 ± 0.03 <0.001 0.51 ± 0.05 −0.15 ± 0.07 0.056 0.020
Month 6 0.43 ± 0.04 −0.26 ± 0.03 <0.001 0.52 ± 0.05 −0.14 ± 0.06 0.027 0.030
Month 12 0.40 ± 0.03 −0.29 ± 0.03 <0.001 0.47 ± 0.05 −0.18 ± 0.08 0.025 0.019
Balance-APSI 0.52 ± 0.03 0.52 ± 0.07 0.413
Month 1 0.38 ± 0.03 −0.14 ± 0.02 <0.001 0.41 ± 0.05 −0.11 ± 0.05 0.037 0.108
Month 3 0.35 ± 0.03 −0.17 ± 0.03 <0.001 0.39 ± 0.04 −0.13 ± 0.07 0.135 0.114
Month 6 0.33 ± 0.03 −0.19 ± 0.03 <0.001 0.39 ± 0.04 −0.12 ± 0.06 0.087 0.073
Month 12 0.32 ± 0.02 −0.20 ± 0.03 <0.001 0.39 ± 0.05 −0.13 ± 0.06 0.074 0.097
Balance-MLSI 0.36 ± 0.03 0.32 ± 0.05 0.127
Month 1 0.29 ± 0.04 −0.07 ± 0.03 0.025 0.30 ± 0.06 −0.03 ± 0.07 0.064 0.600
Month 3 0.22 ± 0.02 −0.15 ± 0.03 <0.001 0.28 ± 0.05 −0.04 ± 0.06 0.384 0.023
Month 6 0.25 ± 0.03 −0.11 ± 0.03 0.001 0.30 ± 0.03 −0.03 ± 0.05 0.765 0.042
Month 12 0.22 ± 0.03 −0.14 ± 0.04 0.001 0.25 ± 0.03 −0.07 ± 0.06 0.262 0.143
Risk fall-6 level 2.3 ± 0.2 2.1 ± 0.2 0.532
Month 1 1.9 ± 0.2 −0.4 ± 0.1 0.001 1.9 ± 0.2 −0.2 ± 0.1 0.030 0.180
Month 3 1.6 ± 0.1 −0.7 ± 0.1 <0.001 1.7 ± 0.2 −0.4 ± 0.1 0.004 0.149
Month 6 1.5 ± 0.1 −0.8 ± 0.1 <0.001 1.6 ± 0.2 −0.5 ± 0.2 0.005 0.334
Month 12 1.4 ± 0.1 −0.9 ± 0.2 <0.001 1.4 ± 0.2 −0.8 ± 0.1 <0.001 0.829
Risk fall-8 level 1.3 ± 0.1 1.1 ± 0.1 0.407
Month 1 1.1 ± 0.1 −0.1 ± 0.04 0.004 1.0 ± 0.1 −0.1 ± 0.04 0.020 1.000
Month 3 1.0 ± 0.1 −0.3 ± 0.07 0.002 1.0 ± 0.1 −0.1 ± 0.05 0.005 0.184
Month 6 1.0 ± 0.1 −0.2 ± 0.07 0.003 1.0 ± 0.1 −0.1 ± 0.05 0.005 0.439
Month 12 0.9 ± 0.1 −0.4 ± 0.10 0.001 0.9 ± 0.1 −0.3 ± 0.05 <0.001 0.323

PRP = Platelet-rich Plasma; HA = Hyaluronic acid; NS = Normal saline; SE = Standard error; OSI = overall stability index; APSI = anterior-posterior stability index; MLSI = medial-lateral stability index. a Friedman test with Wilcoxon Signed-Rank post hoc analysis (each time-points versus baseline). b Mann–Whitney U Test (mean difference, intergroup).