Table 3—

Cumulative prevalence of microvascular complications*

Adolescents
Young adults
BaselineFollow-upBaselineFollow-up
n33295449
Background retinopathy05 (17)7 (13)17 (35)
Preproliferative retinopathy03 (10)02 (4)
Laser-treated retinopathy05 (17)1 (2)16 (33)
Microalbuminuria04 (14)1 (2)3 (6)
Proteinuria04 (14)1 (2)3 (6)
Dialysis0001 (2) (has since died)
Transplant0002 (4)
Died from renal failure0002 (4)
Peripheral neuropathy01 (3)010 (20)
Autonomic neuropathy0005 (10)
One serious complication only06 (21)2 (4)7 (14)
Two serious complications02 (7)06 (12)
Three or more serious complications01 (3)06 (12)
  • Data are n (%).

  • *

    * Includes data on subjects not reinterviewed where available, including those subjects who died.

  • Serious complications defined as laser-treated retinopathy, preproliferative retinopathy, proteinuria, renal failure, peripheral nephropathy, or autonomic neuropathy.