Table 1.

Descriptive statistics at baseline and follow-up variables by gender (mean, SD)

Variables	Men	Women	p value
Age, years (1987/88)	49.0 (10.7)	48.6 (10.9)	0.189
1987/88
WC, cm	91.6 (9.9)	78.4 (10.0)	0.0001
HC, cm	98.5 (6.2)	98.1 (8.2)	0.0001
BMI, kg/m2	25.7 (3.5)	24.4 (4.5)	0.0001
1993/94
WC, cm	93.7 (10.4)	81.3 (11.0)	0.0001
HC, cm	99.3 (6.6)	99.4 (9.1)	0.0001
BMI, kg/m2	26.5 (3.7)	25.3 (4.5)	0.0001
Changes, Δ (1987/88 to 1993/94)
WC, cm	2.1 (5.2)	2.9 (6.3)	0.001
HC, cm	0.8 (3.3)	1.3 (4.3)	0.0001
BMI, kg/m2	0.8 (1.5)	0.9 (1.6)	0.0001
Δ LTPA, N (%) (1982/83 to 1987/88)
Constant high activity	1,040 (68.6)	852 (58.4)
Constant low activity Increases activity	168 (11.1) 140 (9.2)	242 (16.6) 204 (14.0)	0.0001 (overall)
Decrease activity	169 (11.1)	160 (11.0)
Δ OPA, N (%) (1982/83 to 1987/88)
Constant high activity	801 (52.9)	578 (40.0)
Constant low activity Increases activity	365 (24.1) 134 (8.8)	506 (35.0) 170 (11.7)	0.0001 (overall)
Decrease activity	213 (14.1)	193 (13.3)
Smoking status g/day, N (%) (1987/88)
Never smokers	251 (16.5)	443 (30.4)
Ever smokers	439 (29.0)	322 (22.1)	0.0001 (overall)
Current smokers	826 (54.4)	692 (42.5)
Alcoholic drink/week, N (%) (1987/88)
<1	129 (8.5)	382 (26.1)
1−7	480 (31.5)	707 (48.4)	0.0001 (overall)
>7	915 (60.0)	373 (25.5)
Education, years, N (%) (1982/83)
0−7	689 (35.6)	669 (36.3)
8−11	1,037 (53.6)	1,011 (54.9)	0.0950 (overall)
12 or more	210 (10.8)	161 (8.8)
Menopausal status, N (%) (1993/94)
Yes	-	691 (47.6)
No	-	510 (52.4)
Activity, N (%) (1993/94)
LTPA
Inactive	232 (18.3)	289 (23.3)	0.002 (overall)
Active	1,035 (81.7)	952 (76.7)
OPA
Inactive	640 (49.7)	720 (57.1)	0.0002 (overall)
Active	647 (50.3)	540 (42.9)

WC = Waist circumference; HC = hip circumference; LTPA = leisure time physical activity; OPA = occupational physical activity.