Table 1

Demographic and clinical characteristics of training and validation cohorts

Training cohort
(n=21 062)
Validation Cohort (n=11 839)
Age, yearsMean (SD)62.5 (13.4)62.5 (13.4)
SexFemale78.5%78.7%
Male21.5%21.3%
RaceWhite67.0%67.2%
Black8.7%9.0%
Other22.4%22.4%
Unknown1.9%1.5%
Duration of follow-up, yearsMean (SD)5.5 (1)5.5 (0.9)
Body mass index (BMI)*Mean (SD)29.8 (7.1)29.9 (7.2)
Hypertensionn (%)720 (3.4%)235 (2.0%)
Type 2 diabetesn (%)751 (3.6%)372 (3.1%)
Cardiovascular diseasen (%)202 (1.0%)83 (0.7%)
  • *Note, the BMI recorded on the encounter date was used. If BMI was not recorded on the encounter date, the closest recorded BMI before the encounter date was used.