Table 1

Descriptive values of the sample

Year200720082009201020112012201320142015
Number of patients with T1DM117116121124121144129142127
Number of patients with T2DM491048735191524352646193549459835026
T1DM men75
64.1%
76
65.5%
79
65.29
81
65.32%
78
64.46%
93
64.58%
84
65.11%
93
65.49%
83
65.35%
T2DM men2881
57.31%
2802
56.16%
2890
54.41%
3007
56.03%
2933
55.60%
3594
56.72%
3131
55.69%
3511
57.33%
2817
56.05%
T1DM mean age33.08±10.133.11±10.0133.1±10.134.17±10.0834.64±10.0534.86±10.0235.22±10.1135.19±10.0335.58±10.14
T2DM mean age64.62±12.2366.27±12.3265.39±12.4165.69±11.765.22±12.1265.33±12.0865.87±12.0765.88±11.9465.84±12.39
T1DM duration12.74±8.6912.72±8.7112.69±8.7412.77±8.7712.79±8.6712.81±8.5812.78±8.7112.86±8.7812.81±8.77
T2DM duration8.37±6.928.66±6.788.57±6.128.23±6.818.29±6.568.23±6.828.28±6.118.34±6.838.35±6.77
T1DM mean HbA1c8.28±1.51
4.9–14.2
8.31±1.49
5–15.1
8.29±1.44
5–14.9
8.33±1.47
4.9–15
8.25±1.5
4.71–15
8.40±1.4
5.3–15.2
8.32±1.22
5.1–14.32
8.59±1.3
5–14.7
8.77±1.14
5.5–15.1
T2DM mean HbA1c7.37±1.48
3.9–14
6.82±1.24
4.37–12
7.02±1.7
3.8–15
7.47±1.5
4.5–14.5
7.3±1.5
4–15.5
7.63±1.4
4.3–15.8
7.62±1.41
4.3–15.8
7.64±1.4
4–15.6
7.61±1.5
4.2–15
Incidence of DR and its severity.
Year200720082009201020112012201320142015
T1DM
Any-DR
16
13.67%
18
15.51%
17
14.04%
18
14.51%
19
15.7%
23
15.97%
20
15.5%
22
15.49%
20
15.74%
T2DM
Any-DR
390
7.94%
384
7.88%
411
7.06%
424
8.05%
407
7.73%
533
8.6%
489
8.9%
529
8.84%
415
8.25%
T1DM STDR6
5.13%
7
6.03%
7
5.78%
8
6.45%
7
5.78%
9
6.25%
7
5.42%
8
5.63%
7
5.51%
T2DM STDR131
2.6%
125
2.5%
132
2.48%
134
2.49%
141
2.67%
170
2.68%
162
2.88%
174
2.84%
139
2.76%
T1DM DMO2
1.71%
3
2.58%
3
2.47%
4
3.22%
3
2.47%
5
3.47%
3
2.32%
4
2.81%
4
3.15%
T2DM DMO104
2.00%
101
2.02%
112
2.11%
114
2.12%
110
2.08%
150
2.36%
135
2.40%
153
2.49%
122
2.42%
  • Values are presented as number or mean±SD and range; also, we describe the incidence of DR and its different types.

  • DMO, diabetic macular oedema; DR, diabetic retinopathy; STDR, sight-threatening diabetic retinopathy; T1DM, type 1 diabetes mellitus; T2DM, type 2 diabetes mellitus.