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. Author manuscript; available in PMC: 2010 Nov 1.
Published in final edited form as: Arch Ophthalmol. 2009 Nov;127(11):1494–1499. doi: 10.1001/archophthalmol.2009.274

Table 1b.

Baseline Characteristics of Participants by Subsequent Proliferative Diabetic Retinopathy (PDR) Status in Women, mean (SD) or N (%).

PDR (n=103) No PDR (n=110) p-value
Age (years) 26.0 (7.1)) 25.7 (8.5) 0.76
Diabetes duration (years) 17.0 (6.8) 17.1 (7.5) 0.97
Hemoglobin (g/dl) 14.4 (1.2) 14.2 (1.0) 0.24
White blood cells (– 103/mm2) 6.8 (1.9) 6.2 (1.8) 0.03
Body mass index (kg/m^2) 23.3 (3.1) 23.2 (3.5) 0.70
Overt Nephropathy (%) 33 (35.5) 15 (14.0) 0.0004
Estimated GFR (MDRD)* (ml/min/1.73 m2), median (IQR) 105.2 (86.0–134.3) 104.2 (87.6–129.4) 0.92
Albumin excretion rate (μg/min)*, median (IQR) 12.9 (7.7–71.6) 9.0 (5.6–19.4) 0.002
Total cholesterol (mg/dl)* 195.6 (41.1) 178.6 (32.0) 0.0009
Non-HDL cholesterol (mg/dl) 136.1 (41.3) 117.8 (30.5) 0.0003
HDL cholesterol (mg/dl) 59.5 (13.7) 60.8 (11.8) 0.48
Fibrinogen (mg/dl) 310.7 (90.5) 270.6 (60.8) 0.0002
Systolic blood pressure (mm Hg) 109.9 (13.2) 105.3 (10.1) 0.004
Diastolic blood pressure (mm Hg) 70.3 (10.7) 67.7 (7.9) 0.05
HbA1c (%) 9.2 (1.7) 8.4 (1.3) <0.0001
Total insulin injections /day 2 (1–2) 2 (1–2) 0.17
Current smoker (%) 18 (18.4) 19 (17.4) 0.86
*

Natural logarithmically transformed before analysis GFR (MDRD)=estimated glomerular filtration rate, Modification of Diet in Renal Disease formula IQR=interquartile range HDL=high density lipoprotein HbA1c=glycosylated hemoglobin A1c