Table.

Baseline Characteristics of Study Samples Used for Sequencing of the PRRX1 Locus

MGH AF StudyFramingham Heart StudyP Value
No. of individuals462464
PhenotypeAFReferents
Sex, male (%)363 (79)366 (79)
Mean age of AF onset (MGH) or DNA blood draw (FHS), y47±1155±11<0.0001
Height, cm177±10173±8<0.0001
Weight, kg91±1985±17<0.0001
BMI, kg/m228.1±6.628.3±4.80.59
Systolic blood pressure, mm Hg125±16128±180.008
Diastolic blood pressure, mm Hg76±1078±90.001
Family history of AF, %280
  • Data are presented as mean±SD or %. AF indicates atrial fibrillation; BMI, body mass index; and MGH, Massachusetts General Hospital.