Table 2.

Preoperative and Postoperative Visual Analog Scale Pain Scores

Treatment Group
AMUC GroupPRP GroupControl Group
Time PointFrequencySeverityFrequencySeverityFrequencySeverity
Baseline8.13 ± 2.245.00 ± 2.873.65 ± 2.594.00 ± 2.735.00 ± 2.114.86 ± 2.68
3 months4.33 ± 2.793.33 ± 3.14Low n3.61 ± 3.145.20 ± 3.434.86 ± 3.08
0.00020.06150.56800.86571.0000
6 months4.00 ± 4.292.63 ± 2.83Low n3.28 ± 2.923.40 ± 3.374.38 ± 3.13
0.06490.01430.30040.18690.4434
12 monthsLow n3.30 ± 1.79Low n3.55 ± 3.177.71 ± 3.505.18 ± 3.49
0.12070.67140.08950.7764
  • Notes: Data are presented as mean ± SD. The term Low n indicates inadequate sample size. The visual analog scale is scored from 0 to 10, with 0 indicative of no pain and 10 indicative of the most severe pain. P values reflect the statistical significance of the change from baseline.

  • AMUC, amniotic umbilical cord tissue; PRP, platelet-rich plasma.