A Prospective Study of Platelet-Rich Plasma as Biological Augmentation for Acute Achilles Tendon Rupture Repair

Table 4

Percentage of plantar flexion strength (%).

	3 months	6 months	1 year	2 years
60°/s
Control	64.2 ± 7.0	86.0 ± 4.7	95.1 ± 2.8	94.4 ± 3.3
PRP	68.8 ± 3.3	89.6 ± 6.4	96.0 ± 2.3	95.0 ± 2.3
	3.6	2.3	0.6	1.1
	0.022	0.059	0.28	0.54
120°/s
Control	62.8 ± 5.5	83.2 ± 4.6	92.9 ± 3.5	93.8 ± 3.5
PRP	66.1 ± 2.9	86.1 ± 4.0	93.5 ± 3.2	93.5 ± 3.6
	2.103	1.996	0.4899	0.2953
	0.043	0.054	0.63	0.77
240°/s
Control	61.4 ± 9.2	80.6 ± 5.1	92.6 ± 2.0	94.1 ± 3.4
PRP	67.8 ± 5.5	83.1 ± 3.1	92.5 ± 2.7	94.2 ± 3.0
	2.4	3.9	0.7	0.2
	0.021	0.091	0.9	0.94