Table 1.
Baseline data of the donor groups
| Characteristics | 6–11 times group (A group) |
12–17 times group (B group) |
18–24 times group (C group) |
First time group (D group) |
F test value | p |
|---|---|---|---|---|---|---|
| Male/Female | 23/9 | 24/8 | 27/5 | 24/8 | 0.512 | 0.674 |
| Age (years) | 40.7 ± 7.6 | 39.8 ± 8.3 | 40.2 ± 7.9 | 37.0 ± 9.3 | 1.186 | 0.318 |
| Platelet collection amount (U) | 1.55 ± 0.37 | 1.58 ± 0.38 | 1.61 ± 0.33 | 1.46 ± 0.31 | 0.872 | 0.458 |
| Platelet apheresis frequency (times/year) | 8.2 ± 2.2* | 14.4 ± 1.7* | 20.6 ± 2.3* | 0* | 6.815 | 0.000 |
*Compared with the first time group, p < 0.05