Table 2

Baseline characteristics (%) in relation to changes in BMI (kg/m2) (n = 13,684)
Baseline characteristics (1993)
 Underweight women in 1993 (BMI <18.5) n = 309
 Normal weight women in 1993 (18.5 ≤ BMI < 25.0) n = 9676
 Overweight women in 1993 (BMI ≥ 25) n = 3699

Under-weight 1999
 Normal weight 1999
 Overweight 1999
 n
 Under-weight 1999
 Normal weight 1999
 Overweight 1999
 n
 Under-weight 1999
 Normal weight 1999
 Overweight 1999
 n
Age











- 49
 38
 62
 0
 106
 1
 79
 20
 3428
 0
 7
 93
 1013
50–54
 49
 51
 0
 67
 1
 82
 17
 2293
 0
 10
 90
 868
55–59
 57
 43
 0
 77
 1
 84
 15
 2039
 1
 9
 90
 907
60–64
 64
 36
 0
 36
 2
 81
 17
 1249
 1
 13
 86
 595
65–69
 78
 22
 0
 23
 1
 86
 13
 667
 1
 13
 86
 316
Cohabitation











Yes
 49
 51
 0
 214
 1
 82
 17
 7449
 1
 10
 90
 2813
No
 56
 44
 0
 75
 1
 80
 19
 1886
 1
 11
 88
 750
Working











Yes
 46
 54
 0
 226
 1
 82
 17
 7475
 1
 9
 90
 2695
No
 69
 31
 0
 74
 2
 82
 16
 1901
 1
 12
 87
 907
Smoking











No
 49
 51
 0
 109
 1
 82
 17
 5715
 1
 9
 90
 2478
Yes
 52
 48
 0
 184
 2
 81
 16
 3522
 1
 12
 87
 1028
Physical activity











Yes
 52
 48
 0
 278
 1
 82
 17
 9180
 1
 10
 89
 3389
No
 46
 54
 0
 28
 2
 76
 22
 410
 0
 10
 91
 267

Simonsen et al. BMC Women's Health 2008 8:13   doi:10.1186/1472-6874-8-13