Prevalence of diabetes and diabetic retinopathy in population aged ≥50 years in Nayagarh, Odisha
In the district Nayagarh, diabetic retinopathy (DR) survey was conducted along with the RAAB survey using the RAAB6+DR methodology. All the known diabetics and newly diagnosed diabetics (random blood sugar ≥ 200mg/dl) aged 50 years and above were assessed for DR. Scottish classification was used for DR grading. It was found that prevalence of total diabetics in population aged ≥50 years was 10.1%.
Among the diabetics the prevalence of diabetic retinopathy was 17.3%. Prevalence of maculopathy was 6% and that of any retinopathy or maculopathy was 17.3%. Prevalence of sight threatening DR was 2%.
Table: Prevalence of known and new diabetes in population aged ≥50 years in Nayagarh, Odisha
Diabetics Examined
Male(N=1320)
Female(N=1450)
Total(N=2770)
n
%
n
%
n
%
Known diabetes
79
6.0
80
5.5
159
5.7
Newly diagnosed diabetes
56
4.2
64
4.4
120
4.3
Total
135
10.2
144
9.9
279
10.1
Table: Gender & Age wise Prevalence of any diabetic retinopathy among diabetics population aged ≥50 years in Nayagarh, Odisha
Demographic Variable
Diabetic assessed for DR
DR cases
Prevalence %
Gender
Male
120
14
11.7
Female
129
29
22.5
Age Group
50 – 59
103
16
15.5
60 – 69
99
21
21.2
70 – 79
29
4
13.8
80+
18
2
11.1
All ages
249
43
17.3
Table: Prevalence of diabetic retinopathy, maculopathy and sight threatening diabetic retinopathy (Scottish classification) among diabetics population aged ≥50 years in Nayagarh, Odisha