Table 1 Characteristics according to average yearly weight change

From: Midlife weight gain is a risk factor for obesity-related cancer

  Men Women
  Lost ≥0.45 kg/years (n = 145) Weight stablea (n = 1168) Gained ≥0.45 kg/years (n = 530) Lost ≥0.45 kg/years (n = 90) Weight stable (n = 1112) Gained ≥0.45 kg/years (n = 805)
Baselineb
  Age (years), mean (s.d.) 41.1 (7.6) 38.5 (8.0) 35.9 (7.6) 42.7 (6.4) 38.3 (7.9) 35.6 (7.1)
  BMI (kg/m2), mean (s.d.) 29.2 (4.1) 26.7 (3.2) 26.4 (3.8) 30.2 (7.3) 23.6 (4.0) 24.2 (4.5)
  Weight, baseline (kg), mean (s.d.) 89.2 (13.3) 81.6 (11.3) 81.1 (12.9) 79.1 (20.5) 61.1 (10.7) 63.5 (11.9)
Start of follow-up (end of weight change period)
  Age (years), mean (s.d.) 54.2 (6.7) 52.6 (6.6) 50.7 (5.9) 55.7 (6.0) 52.5 (6.6) 50.5 (5.6)
  BMI (kg/m2), mean (s.d.) 26.1 (3.8) 27.0 (3.2) 30.4 (4.5) 26.4 (6.4) 24.3 (3.9) 29.4 (5.6)
  Alcohol intake (g/week), mean (s.d.) 19.0 (32.4) 17.9 (22.2) 17.0 (21.8) 7.3 (15.1) 8.5 (12.9) 7.2 (12.6)
  Cigarettes per day, mean (s.d.) 9.4 (15.9) 6.3 (12.7) 6.2 (13.2) 8.3 (13.2) 5.4 (10.5) 4.7 (10.5)
  Physical activity index, mean (s.d.) 13.3 (8.9) 13.7 (9.8) 12.56 (8.9) 10.1 (7.5) 12.2 (7.4) 11.8 (7.5)
  Weight change, kg/year, mean (s.d.) −0.73 (0.25) 0.06 (0.23) 0.82 (0.37) −0.78 (0.40) 0.12 (0.22) 0.93 (0.46)
  Education (>HS), n (column %) 77 (53.1) 745 (63.8) 365 (68.9) 37 (41.1) 623 (56.0) 446 (55.4)
  T2DM, n (column %) 27 (18.6) 59 (5.1) 32 (6.0) 15 (16.7) 27 (2.4) 30 (3.7)
  Dyslipidemia, n (column %) 59 (40.7) 597 (51.1) 329 (62.1) 41 (45.6) 387 (34.8) 417 (51.8)
  HBP, n (column %) 59 (40.7) 467 (40.0) 233 (44.0) 47 (52.2) 307 (27.6) 240 (29.8)
  1. BMI body mass index, HBP high blood pressure, HS high school, T2DM type 2 diabetes mellitus.
  2. aWeight stable indicates weight loss or gain of <0.45 kg/year.
  3. bBaseline is at the beginning of weight change period