Table 1. Basic characteristics of C-APC and RT-APC.
Parameter | Unit | APC (day 0) | RT-APC (day 2) | RT-APC (day 5) | C-APC (day 2) | C-APC (day 5) |
---|---|---|---|---|---|---|
Platelets | ×10 3 /µL | 1,148 ± 49 | 1,145 ± 68 | 1,132 ± 66 | 1,006 ± 126 a, c | 952 ± 145 a, c |
Potassium | mmol/L | 3.18 ± 0.08 | 3.24 ± 0.04 | 3.26 ± 0.04 a | 3.45 ± 0.06 b, d | 3.52 ± 0.03 b, d |
Annexin V | MFI | 17.3 ± 2.4 | 18.2 ± 1.5 | 21.5 ± 1.4 | 18.2 ± 2.4 | 18.1 ± 1.0 |
pH (22°C) | – | 7.37 ± 0.03 | 7.60 ± 0.02 b | 7.46 ± 0.03 | 7.47 ± 0.02 a, d | 7.45 ± 0.02 a |
Glucose | mg/dL | 399 ± 36 | 369 ± 39 b | 329 ± 44 b | 388 ± 37 b, d | 372 ± 41 b, d |
Lactate | mmol/L | 1.90 ± 0.37 | 4.63 ± 0.32 b | 9.03 ± 0.47 b | 3.43 ± 0.29 b, d | 5,90 ± 0.21 b, d |
Abbreviations: C-APC, cold-stored apheresis-derived platelet concentrates; MFI: mean fluorescence intensity (in arbitrary units);RT-APC, room temperature APC.
p < 0.1, compared with day 0.
p < 0.05, compared with day 0.
p < 0.1, compared with the corresponding day of storage.
p < 0.05, compared with the corresponding day of storage; mean ± standard error of mean; n = 3.