Variable | Horses younger than 5 years old | Horses between 5.1-10 years old | Horses older than 10.1 years old | ||||||
---|---|---|---|---|---|---|---|---|---|
(n=7) | (n=20) | (n=13) | |||||||
Whole blood | P-PRP | PPP | Whole blood | P-PRP | PPP | Whole blood | P-PRP | PPP | |
RBC (106/μL) | 6.8 (1.1)a | 0.1 (0.1)b | 0.0 (0.0) | 6.4 (0.5)a | 0.1 (0.0)c | 0.0 (0.0) | 6.3 (0.8)a | 0.1 (0.2)c | 0.0 (0.0) |
WBC (103/μL)* | 8.0 (2.9)c | 6.0 (2.4)c | 0.0 (0.1) | 7.5 (2.2)a | 4.3 (2.1)c | 0.0 (0.0) | 8.3 (1.9)a | 3.3 (1.5)c | 0.1 (0.0) |
LY (%) | 43.6 (5.6)a† | 61.0 (7.5)c | - - | 38.9 (7.8)a† | 61.1 (9.1)c | - - | 30.5 (7.3)a | 54.0 (10.0)c | - - |
MO (%)* | 1.2 (1.5) | 0.0 (0.0) | - - | 1.8 (1.3)a | 0.0 (1.3)b | - - | 1.9 (1.1) | 0.0 (1.3) | - - |
EOS (%)* | 4.9 (7.2)d | 0.0 (0.0) | - - | 4.1 (5.4) | 0.0 (3.1) | - - | 2.5 (2.8) | 0.0 (4.4) | - - |
GRA (%) | 49.9 (4.6)a† | 36.3 (4.4)c | - - | 56.6 (8.8)a† | 36.1 (11.3)c | - - | 64.2 (9.5)a | 42.9 (11.1)c | - - |
PLT (103/μL) | 170.5 (21.2)b,e | 327.0 (50.5)b | 110.4 (32.3) | 165.7 (31.2)a | 304.5 (48.1)c | 103.2 (26.3) | 167.4 (19.9)a | 291.6 (29.1)c | 104.5 (21.4) |
MPV (fL) | 3.2 (0.3) | 3.0 (1.3) | 3.1 (0.3) | 3.5 (0.4) | 3.8 (1.1) | 3.4 (0.4) | 3.4 (0.2)f | 3.8 (0.3)b | 3.3 (0.3) |
PDW (%) | 16.6 (1.0)b | 16.7 (0.4)b | 18.6 (0.9) | 16.6 (0.7)a | 17.1 (0.5)c | 18.2 (0.6) | 17.2 (0.6)c | 17.3 (0.6)c | 18.7 (0.7) |