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. Author manuscript; available in PMC: 2011 Aug 1.
Published in final edited form as: Clin Chem. 2010 May 28;56(8):1252–1260. doi: 10.1373/clinchem.2010.146779

Table 1.

Baseline Characteristics According to Incident (Women’s Health Study) or Prevalent (Copenhagen City Heart Study) Type 2 Diabetes

Women’s Health Study Copenhagen City Heart Study
No Diabetes N=25,076 Diabetes N=1,670 P No Diabetes N=9,233 Diabetes N=419 P
 Men, % 0 0 42.9 60.4 <0.001
 Age, mean (SD), y 54.6 (7.1) 54.6 (6.5) 0.93 58.0 (15.4) 65.9 (10.5) <0.001
 Current smoking, % 11.5 13.0 0.06 49.2 43.5 0.02
 Hypertension, % 22.4 47.1 <0.001 54.5 76.3 <0.001
 Postmenopausal status (women), % 53.9 55.6 <0.001 73.0 93.9 <0.001
 Postmenopausal hormone use (women), % 44.2 40.4 0.002 19.2 9.7 0.003
 Fasting, % 75.8 78.6 0.01 0 0
 Body mass index, mean (SD), kg/m2 25.4 (4.6) 30.6 (6.0) <0.001 25.5 (4.3) 28.5 (5.3) <0.001
 Family history of diabetes, % 23.4 43.6 <0.001 12.9 33.8 <0.001
Plasma concentrations, median (25th to 75th percentile)
 Lp(a), mg/dL 10.7 (4.5–33.1) 9.5 (3.6–29.3) <0.001 17.4 (5.7–39.9) 15.7 (3.0–38.0) 0.006
 Total cholesterol, mg/dL 208 (183–235) 213 (187–242) <0.001 236 (205–271) 240 (205–271) 0.30
 Low-density lipoprotein cholesterol, mg/dL 121 (100–144) 126 (104–152) <0.001 142 (115–173) 139 (110–171) 0.13
 High-density lipoprotein cholesterol, mg/dL 53 (44–63) 42 (36–50) <0.001 58 (46–74) 46 (39–58) <0.001
 Triglycerides, mg/dL 115 (82–167) 174 (126–247) <0.001 134 (96–193) 204 (137–317) <0.001
 Hemoglobin A1c,% 4.98 (4.83–5.15) 5.28 (5.07–5.53) <0.001 -- --
 High-sensitivity C-reactive protein, mg/L 1.83 (0.74–3.98) 4.22 (2.26–7.33) <0.001 1.72 (1.25–2.92) 2.88 (1.65–5.37) <0.001

P values were obtained from Student’s t-tests for continuous variables expressed as means, Kruskal-Wallis tests for variables expressed as medians, and chi-square tests for categorical variables.