Relationship between Altered Platelet Morphological Parameters and Retinopathy in Patients with Type 2 Diabetes Mellitus

Table 1

Demographic data and comparison of platelet parameters (mean ± SD) for the four study groups.

	Group 1 (control)	Group 2 (no DR)	Group 3 (NDR)	Group 4 (PDR)	value
Age	63.39 ± 8.52	60.87 ± 8.31	62.72 ± 7.19	61.66 ± 7.91	>0.05
Sex	48/37	49/40	48/40	49/38	>0.05
MPV	7.42 ± 0.68	7.84 ± 0.76	7.90 ± 0.85	8.31 ± 0.76	0.036
PDW	12.19 ± 1.36	13.02 ± 1.29	13.49 ± 1.18	13.77 ± 1.26	0.006
PLCR	28.59 ± 2.28	30.45 ± 2.19	31.31 ± 2.15	31.71 ± 2.16	>0.05
PCT	0.27 ± 0.05	0.26 ± 0.06	0.25 ± 0.04	0.24 ± 0.03	>0.05
Platelet count	253.76 ± 50.87	253.86 ± 60.87	254.77 ± 72.87	264.96 ± 64.44	>0.05

DR: diabetic retinopathy; MPV: mean platelet volume; NDR: nonprogressive diabetic retinopathy; PCT: plateletcrit; PDR: progressive diabetic retinopathy; PDW: platelet distribution width; PLCR: platelet large cell ratio.
Between groups 2 and 4.