TABLE 1

Characteristics of the Total Population and Those in the Lowest, Middle, and Highest Quartiles of PI at Birth

PIPTotal (N = 1254)
≤23.0 kg/m3 (n = 202)23.1–27.0 kg/m3 (n = 663)>27.0 kg/m3 (n = 389)
General and birth characteristics
 Gender, % female535958.0957
 Education, %.25
  Primary17191918
  Secondary54534752
  College/university29283430
 Occupation, %.27
  Homemaker/miscellaneous40454544
  Manual12161515
  Services26232324
  Professional22161717
 Birth weight, mean (SD), kg3.4 (0.6)3.7 (0.5)4.0 (0.5)<.0013.7 (0.5)
 Birth length, mean (SD), cm54.2 (3.1)52.7 (2.1)51.3 (2.2)<.00152.5 (2.5)
 Parity, mother, %.04
  039302330
  1–236414140
  ≥325293630
Midlife characteristics
 Age, mean (SD), y49 (6)50 (6)51 (6)<.00150 (6)
 Height, mean (SD), cm173 (9)171 (9)171 (9).04171 (9)
 Weight, mean (SD), kg73 (13)74 (13)74 (13).8774 (13)
 BMI, mean (SD)24.6 (3.4)25.2 (3.5)25.3 (3.3).0325.1 (3.4)
Late-life characteristics
 Age, mean (SD), y74 (5)75 (5)76 (5)<.00175 (5)
 Height, mean (SD), cm170 (10)168 (9)167 (9).02168 (9)
 Weight, mean (SD), kg78 (15)77 (14)77 (15).8377 (15)
 BMI, mean (SD)26.8 (4.4)27.4 (4.3)27.4 (4.5).2627.3 (4.4)
Lifestyle and cardiovascular risk factors, %
 Smoking: current/former626255.0759
 Alcohol : current697172.7471
 Hypertension748179.2579
 Diabetes111510.1813
 Hyperlipidemia524750.4248
 Coronary artery disease242929.3428