Prevalence of diabetes and diabetic retinopathy in population aged ≥50 years in Janjgir-Champa, Chhattisgarh
In the district Janjgir-Champa, 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 9.1%.
Among the diabetics the prevalence of diabetic retinopathy was 10.8%. Prevalence of maculopathy was 7.0% and that of any retinopathy or maculopathy was 10.8%. Prevalence of sight threatening DR was 2.3%.
Table: Prevalence of known and new diabetes in population aged ≥50 years in Janjgir-Champa, Chhattisgarh
Diabetics Examined
Male(N=1197)
Female(N=1515)
Total(N=2712)
n
%
n
%
n
%
Known diabetes
67
5.6
74
4.9
141
5.2
Newly diagnosed diabetes
49
4.1
57
3.8
106
3.9
Total
116
9.7
131
8.6
247
9.1
Table: Gender & Age wise Prevalence of any diabetic retinopathy among diabetics population aged ≥50 years in Janjgir-Champa, Chhattisgarh
Demographic Variable
Diabetic assessed for DR
DR cases
Prevalence %
Gender
Male
102
14
13.7
Female
111
9
8.7
Age Group
50 – 59
95
13
13.7
60 – 69
82
7
8.5
70 – 79
29
1
3.4
80+
7
2
28.6
All ages
213
23
10.8
Table: Prevalence of diabetic retinopathy, maculopathy and sight threatening diabetic retinopathy (Scottish classification) among diabetics population aged ≥50 years in Janjgir-Champa, Chhattisgarh