Association between Platelet Parameters and Glaucoma Severity in Primary Open-Angle Glaucoma
Table 2
Comparison of platelet parameters in subjects with POAG, stratified according to gender and age.
Subgroups
POAG ()
Control ()
T-value
value
PLT (109/L)
Male
<50 ()
210.18 ± 52.23
227.53 ± 53.51
−2.614
0.009
≥50 ()
190.62 ± 47.83
203.81 ± 51.53
−2.107
0.036
Female
<50 ()
227.19 ± 58.51
234.32 ± 53.53
−0.671
0.504
≥50 ()
206.73 ± 48.66
222.64 ± 48.95
−2.048
0.042
PDW (fL)
Male
<50
13.95 ± 2.99
11.70 ± 2.30
6.712
<0.001
≥50
13.63 ± 3.28
11.76 ± 2.42
5.190
<0.001
Female
<50
13.84 ± 3.52
12.40 ± 2.80
2.349
0.021
≥50
13.63 ± 3.05
11.63 ± 2.35
4.639
<0.001
PCT (%)
Male
<50
0.22 ± 0.04
0.23 ± 0.05
−1.373
0.171
≥50
0.20 ± 0.05
0.20 ± 0.05
−0.601
0.548
Female
<50
0.24 ± 0.06
0.24 ± 0.06
−0.433
0.666
≥50
0.21 ± 0.05
0.22 ± 0.04
2.293
0.296
MPV (fL)
Male
<50
10.54 ± 1.38
10.09 ± 1.01
2.921
0.004
≥50
10.40 ± 1.34
10.07 ± 1.05
2.207
0.028
Female
<50
10.68 ± 1.20
10.23 ± 1.00
2.151
0.034
≥50
10.47 ± 1.14
10.06 ± 1.13
2.293
0.023
P-LCR (%)
Male
<50
27.67 ± 9.22
25.66 ± 8.10
1.530
0.128
≥50
27.65 ± 8.52
25.70 ± 8.18
1.585
0.114
Female
<50
26.42 ± 9.67
28.25 ± 9.50
−0.848
0.399
≥50
27.99 ± 9.88
25.81 ± 8.64
1.280
0.203
Independent-samples T-test and χ2 test were used. Data are expressed as mean ± SD. POAG: primary open-angle glaucoma; PLT: platelet count; PDW: platelet distribution width; PCT: plateletcrit; MPV: mean platelet volume; P-LCR: platelet large cell ratio.