Application of the Full-Width-at-Half-Maximum Image Segmentation Method to Analyse Retinal Vascular Changes in Patients with Diabetic Retinopathy

Table 1

General clinical characteristics of patients in the two groups.

	Number of cases	Sex, male (female)	Age	Body mass index
NDR group	75	39 (36)	62.40 ± 10.05	25.26 ± 3.32
DR group	65	43 (22)	65.50 ± 8.41	24.30 ± 3.32
value		0.090	0.051	0.092
χ ^2 or t value		2.875	−1.965	1.699

Note. Body mass index and age were analysed by the independent-samples t-test, and sex was analysed by the χ² test.