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. 2022 Dec 7;15(3):454–462. doi: 10.4055/cios22128

Table 5. Comparison of Handgrip Strength between US-Guided PRP Group and US-Guided Steroid Group at Timely Intervals (n = 64).

Handgrip strength (kg force) Group p-value*
PRP (n = 32) Steroid (n = 32)
Presentation 35.31 ± 15.50 33.03 ± 12.83 0.524
2 wk 35.25 ± 15.55 33.03 ± 12.83 0.536
p-value 0.997 1.000
1 mo 45.34 ± 16.85 44.18 ± 15.30 0.775
p-value 0.662 0.685
3 mo 53.03 ± 17.51 51.87 ± 15.95 0.783
p-value 0.451 0.459
6 mo 61.46 ± 72.38 59.06 ± 16.09 0.582
p-value 0.725 0.291
1 yr 72.37 ± 20.23 69.25 ± 19.28 0.529
p-value 0.150 0.175
2 yr 84.43 ± 22.46 76.71 ± 19.71 0.149
p-value 0.076 0.103

Values are presented as mean ± standard deviation.

US: ultrasound, PRP: platelet-rich plasma.

*Unpaired t-test. Paired t-test.