Table 1.
Blood cell counts between peripheral blood, PRP, and growth factor studies including PRF (n = 5 each)
| Platelet (103/mm3) | White blood cell (103/mm3) | PDGF-BB | TGF-beta1 | |||||
|---|---|---|---|---|---|---|---|---|
| Concentration (ng/ml) | Amount (ng) | Yield (%) | Concentration (ng/ml) | Amount (ng) | Yield (%) | |||
| Whole blood (5 ml + 0.75 ml ACD solution) | 186 ± 55.1 | 4.44 ± 2.29 | 9.50 ± 6.10 | 47.5 ± 30.5 | 100 | 43.2 ± 9.74 | 216 ± 48.7 | 100 |
| PRP (671 ± 128 mg) | 1182 ± 335 | 21.6 ± 15.2 | 38.70 ± 3.27 | 24.9 ± 6.41 | 67.5 ± 32.0 | 144 ± 22.0 | 90.9 ± 12.9 | 44.3 ± 14.4 |
| PRF (706 ± 141 mg) | 25.3 ± 3.38 | 16.9 ± 3.19 | 47.9 ± 29.8 | 122 ± 28.7 | 83.2 ± 29.2 | 42.2 ± 22.2 | ||
| p value | ||||||||
| Wholeblood-PRP | 0.043*w | 0.043*w | 0.001**p | 0.080w | 0.001**p | 0.043*w | ||
| Wholeblood-PRF | 0.011*p | 0.043*w | 0.007*p | 0.043*w | ||||
| PRP-PRF | 0.001**p | 0.043*w | 0.297p | 0.500w | ||||
p paired t test, w Wilcoxon matched-pairs signed ranks test
* p < 0.05, ** p < 0.01