Table 1

Comparison between patients excluded due to inadequate follow up and those included

Patients includedInadequate follow up
Number5528
Male:female1:1.61:1.8
Mean age (years)57.2 (SD 10.7)61.2 (SD 10.2)
Type of diabetes (type 1:type 2)1:101:13
Duration of diabetes (years) 10.76 (SD 8.5)10.76 (SD 7.2)
Hypertension?20 (36.4%)10 (35.7%)