Table 1

Distribution of cardiovascular risk factors for the male and female study members

Variable (number of men/women with data recorded)Men (n=1040)Women (n=1298)
Mean (SD) Mean (SD)
Age at interview (y) (1040/1298)44.87 (6.26)45.23 (6.14)
Systolic blood pressure (mm Hg) (1035/1278)131.27 (15.27)123.81 (15.63)
Diastolic blood pressure (mm Hg) (1035/1278)79.17 (10.92)70.86 (10.00)
Total cholesterol (mmol/l) (1015/1249)5.39 (0.97)5.16 (0.95)
High density lipoprotein cholesterol (mmol/l) (820/1146)1.30 (0.33)1.50 (0.36)
Random glucose (mmol/l) (1017/1252)5.60 (1.94)5.15 (1.16)
Fibrinogen (g/l) (1008/1236)3.07 (0.75)3.24 (0.75)
White blood cell count (109/l) (934/1149)6.12 (1.73)6.32 (1.80)
Forced expiratory volume in 1 second (l) (1009/1248)3.66 (0.64)2.63 (0.46)
Forced vital capacity (l) (980/1215)4.81 (0.76)3.42 (0.55)
Recorded birth weight (kg) (293/384)3.41 (0.51)3.32 (0.53)
Body mass index (kg/m2) (1040/1281)26.52 (4.01)25.88 (4.95)
Height (cm) (1040/1297)175.01 (6.50)161.27 (5.87)
Trunk length (cm) (1037/1293)93.37 (3.60)87.00 (3.19)
Leg length (cm) (1037/1293)81.63 (4.25)74.26 (3.83)
n (%) n (%)
Cigarette smoking status
    Never smoked459 (44.1)642 (49.5)
    Ex-smoker317 (30.5)330 (25.4)
    Current smoker264 (25.4)326 (25.1)
Own social class
    Non-manual608 (58.5)1000 (77.0)
    Manual432 (41.5)298 (23.0)
Father's social class
    Non-manual328 (31.5)398 (30.7)
    Manual712 (68.5)900 (69.3)