Table 3.

Characteristics of study sample by absolute weight change

Weight change (kg)*
≤−2−1.9 to 1.92.0-4.95.0-9.9≥10.0
Men (n = 21,687)
No. participants3,6616,6365,7234,3051,362
Years of follow-up, mean (SD)16.8 (5.4)17.8 (5.1)17.9 (4.7)17.4 (4.7)17.1 (4.4)
Age (y), mean (SD)42.1 (6.3)41.8 (6.4)40.7 (6.8)39.4 (7.3)38.1 (7.8)
Weight (kg), mean (SD)80.7 (11.2)76.4 (9.7)76.2 (9.5)77.2 (10.2)79.6 (11.9)
Height (cm), mean (SD)175.6 (6.5)175.4 (6.5)175.6 (6.5)176.2 (6.6)177.2 (6.6)
BMI (kg/m2)26.1 (3.2)24.8 (2.7)24.7 (2.7)24.8 (2.9)25.3 (3.4)
Weight change (kg), mean (SD)*−4.5 (3.1)0.1 (0.9)3.1 (0.9)6.7 (1.4)13.1 (3.8)
Time interval (y), mean (SD)8.3 (2.6)8.0 (2.7)8.3 (2.6)9.0 (2.3)9.6 (1.9)
Energy intake (kJ/d), mean (SD)8,672 (2,310)8,859 (2,278)8,771 (2,243)8,699 (2,387)8,560 (2,456)
Physical activity level (%)
Sedentary22.919.319.419.623.8
Moderately active43.144.845.445.442.1
Active34.035.835.135.134.1
Smoking status (%)
Never smoker20.526.727.726.720.7
Former smoker27.625.525.524.821.9
Current smoker51.947.846.748.557.4
Education (%)
Primary schooling49.743.140.541.142.8
Secondary education42.645.947.047.448.6
Higher education7.711.012.511.58.6
No. weight measurements (%)§
Two57.260.957.851.347.1
Three42.839.142.248.752.9
Women (n = 21,539)
No. participants3,5395,8395,5524,6951,914
Years of follow-up, mean (SD)18.2 (4.9)18.7 (4.5)18.5 (4.3)18.1 (3.9)17.7 (3.9)
Age (y), mean (SD)42.0 (6.9)41.7 (6.6)40.8 (6.8)39.8 (6.9)38.8 (7.3)
Weight (kg), mean (SD)70.0 (12.4)63.6 (9.5)63.2 (9.5)64.1 (9.9)67.4 (11.4)
Height (cm), mean (SD)162.5 (6.1)162.9 (5.9)162.8 (6.0)162.7 (6.0)163.1 (6.0)
BMI (kg/m2)26.5 (4.6)24.0 (3.5)23.9 (3.5)24.2 (3.6)25.3 (4.1)
Weight change (kg), mean (SD)*−5.1 (4.1)0.2 (0.9)3.1 (0.8)6.7 (1.4)13.8 (4.1)
Time interval (y), mean (SD)8.1 (2.6)7.9 (2.6)8.4 (2.5)9.0 (2.3)9.5 (2.0)
Energy intake (kJ/d), mean (SD)5,721 (1,625)5,831 (1,591)5,883 (1,636)5,781 (1,639)5,463 (1,614)
Physical activity level(%)
Sedentary24.222.422.523.728.3
Moderately active67.469.069.968.664.7
Active8.48.77.67.67.0
Smoking status (%)
Never smoker43.649.250.749.645.2
Former smoker16.314.914.815.315.0
Current smoker40.135.934.535.039.8
Education (%)
Primary schooling53.045.443.945.447.8
Secondary education40.144.545.445.644.5
Higher education7.010.110.69.07.7
No. weight measurements (%)§
Two57.158.956.452.949.1
Three42.941.143.647.150.9
  • *Weight at baseline subtracted from weight at last measurement.

  • At baseline.

  • Time between baseline and last measurement.

  • §Number of measurements including baseline and later.