TABLE 1

Baseline characteristics according to fasting plasma glucose groups

Characteristic<6.1 mmol/l (n = 4,555)6.1–6.9 mmol/l (n = 504)≥7.0 mmol/l (n = 131)P
Age (years)44 ± 1048 ± 1050 ± 9<0.0001
Female sex [n (%)]1,882 (41)107 (21)34 (26)0.001
White ethnicity [n (%)]4,373 (96)485 (96)121 (92)0.108
BMI (kg/m2)26 ± 427 ± 430 ± 4<0.0001
Resting heart rate (bpm)80 ± 1381 ± 1485 ± 140.0034
Resting systolic blood pressure (mmHg)125 ± 17135 ± 18141 ± 20<0.0001
Antihypertensive treatment [n (%)]222 (5)58 (12)16 (12)0.001
Fasting plasma glucose (mmol/l)5.2 ± 0.46.3 ± 0.29.1 ± 3.3<0.0001
Cholesterol level (mmol/l)5.7 ± 1.16.0 ± 1.26.4 ± 1.5<0.0001
 HDL cholesterol1.3 ± 0.41.2 ± 0.41.1 ± 0.4<0.0001
 LDL cholesterol3.8 ± 1.13.9 ± 1.13.8 ± 1.1<0.0033
 Triglycerides1.6 ± 1.12.3 ± 2.04.0 ± 3.8<0.0001
Current smoker [n (%)]1,663 (37)163 (32)41 (31)0.095
Alcohol (g/week)12 ± 1719 ± 2316 ± 21<0.0001
Exercise at least three times a week [n (%)]899 (20)106 (21)25 (19)0.768
Regularly engage in strenuous exercise [n (%)]1,109 (24)125 (25)31 (24)0.957
Education level [at least some college; n (%)]2,186 (48)282 (56)50 (38)0.001
  • Continuous variables are presented as the means ± SD; categorical variables are presented as n (%) of patients.