Table 2

Systemic features of patients in study

Patient no	Type of DM	Duration of DM	Blood pressure	Mean HbA_1c	Urinary protein	Retinopathy
1	IDDM	24 years	110/70	9.1%	Negative	Absent
2	IDDM	8 years	100/70	8.2%	Positive	Present
3	IDDM	13 years	110/70	7.5%	Negative	Absent
4	IDDM	41 years	130/80	7.9%	Negative	Absent
5	IDDM	24 years	110/70	7.9%	Positive	Absent
6	IDDM	18 years	90/60	8.5%	Negative	Absent
7	IDDM	12 years	110/70	6.6%	Negative	Absent
8	NIDDM	9 years	110/70	6.4%	Negative	Absent
9	NIDDM	10 years	90/70	7.4%	Negative	Absent

DM = diabetes mellitus; IDDM = insulin dependent diabetes mellitus; NIDDM = non-insulin dependent diabetes mellitus.