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Composition of platelets and WBCs in the P-PRP samples after the second spin step (400 ×g and 10 min). According to the hematocrit of the donor, volumes of the upper phase after first spin ranged from 1.0 to 1.4 mL.
| FcPt | Platelet × 103/mm3 (±SD) | WBC × 103/mm3 (±SD) | |
|---|---|---|---|
| P-PRP after second spin step | |||
| Blood | — | 232 ± 28 | — |
| 1/2 of volume of PPP removed | 3.1 ± 0.3 | 668 ± 34 | 2.2 ± 0.4 |
| 1/3 of volume of PPP removed | 5.2 ± 0.5 | 1.222 ± 166 | 3.3 ± 0.4 |
