Table 4: Comparison of the effect of antiphospholipid antibody positivity and negativity on haematological variables.
Subjects |
Controls |
||||||||
PCV (%) |
aPL POS |
aPL NEG |
t-test |
p-value |
|
aPL POS |
aPL NEG |
t-test |
p-value |
Mean ± SD |
32.7 ± 4.1 |
33.7 ± 3.6 |
0.84 |
0.41 |
Mean ± SD |
37.4 ± 3.3 |
37.5 ± 3.5 |
0.04 |
0.97 |
WBC (×109/L) |
5,845 ± 2,541 |
5,635 ± 3,026 |
-0.23 |
0.82
|
|
4,171 ± 713 |
5,099 ± 3,475 |
0.69 |
0.49 |
PLT (× 109/L) |
280,333 ± 85,970 |
265,913 ± 107423 |
-0.44 |
0.66
|
|
235,000 ± 119,983 |
216,880 ± 73,442 |
-0.56 |
0.58 |
CD4 (/µl) |
812 ± 557 |
885 ± 542 |
0.43 |
0.67 |
|
1,248 ± 284 |
1,168 ± 333 |
-0.61 |
0.55 |
APTT (secs) |
46.6 ± 3.9 |
38.4 ± 3.2 |
-8.45 |
0.0000 |
|
45.6 ± 5.3 |
39.3 ± 3.2 |
-4.48 |
0.0000 |
aPL: Antiphospholipid antibodies; POS: Positive; NEG: Negative; PCV: Packed cell volume; WBC: White cell count; PLT: Platelet; CD4: Cluster of differentiation 4; APTT: Activated partial thromboplastin time.