Table 2

Prevalence of diabetic retinopathy (DR) in patients diagnosed with diabetes mellitus after the age of 70. Association between DR and potential predictive variables

DR (+)
(n = 21)
DR (−)
(n = 129)
Significance level
Duration of diabetes mellitus (years):

p < 0.007
Median
Range
5.0
2.0–10.0
3.5
0.5–16.4
Treatment regimen (n (%)):

p < 0.05
Insulin3 (14)3 (2)
Oral agents12 (57)67 (52)
Diet only 6 (33) 59 (45)
HbA1clevels (%) (mean (SD))7.49 (1.45) 7.08 (1.15)NS
HbA1c levels (n (%)):

NS
> 7%11 (61)65 (51)
< 7%7 (39)62 (49)
Hypertension (n (%)) 11 (58)60 (47)NS
Sex (n (%)):

NS
Male8 (38)50 (39)
Female13 (68)79 (61)
  • DR (+) = patients with DR; DR (−) = patients without DR.