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Table 1 Baseline characteristics by quartiles of fasting plasma insulin

From: Low fasting plasma insulin is associated with atrial fibrillation in men from a cohort study - the Malmö preventive project

  Men Women
  Q 1 Q2 Q3 Q4 Q 1 Q2 Q3 Q4
Number 1,423 1,718 1,383 1,528 410 119 258 227
FPI, mmol/ L, range 1-3 4-8 9-13 14-260 2-3 4-5 6-10 11-62
Age, years 47.0(2.5) 47.1(2.4) 47.3(2.6) 47.6(2.1) 47.8(6.1) 47.9(7.1) 48.1(6.9) 49.6(6.4)
Height, cm 176.2 (6.7) 176.3 (6.4) 176.6 (6.6) 176.5 (6.7) 163.4 (5.8) 164.2 (5.8) 163.4 (6.0) 163.2 (5.8)
Weight, kg 73.6 (10.1) 75.5 (9.9) 77.7(10.8) 82.9 (13.1) 62.0(9.4) 62.1(9.7) 63.3(9.9) 70.5 (15.6)
BMI, kg/m 2 23.7 (2.7) 24.3 (2.8) 24.8 (3.0) 26.6 (3.8) 23.2 (3.3) 23.1 (3.5) 23.7 (3.5) 26.4 (5.4)
FBG, mmol/L 4.8 (0.49) 4.9 0.53) 4.9 (0.56) 4.9 (0.60) 4.8 (0.49) 4.8 (0.51) 4.8 (0.48) 5.0 (0.48)
Blood glucose at 2 h OGTT 5.2 (1.3) 5.3 (1.4) 5.5 (1.4) 5.9 (1.6) 6.0 (1.4) 6.1 (1.4) 6.6 (1.6) 6.6 (1.5)
SBP, mmHg 127(16) 128(15) 130(16) 134 (17) 121 (15) 123 (17) 122 (16) 126 (16)
Current smoking,% 54.5 52.0 51.2 47.7 36.3 38.7 34.1 37.7
  1. Values are means (standard deviation) unless otherwise stated.
  2. FPI = Fasting Plasma Insulin, FBG = Fasting blood glucose, OGTT = Oral Glucose Tolerance Test, SBP = Systolic Blood pressure, BMI = Body Mass Index.