Table 2 Baseline characteristics of men and women in EPIC Norfolk
Characteristic | Men (N = 10722) | Women (N = 13143) | All (N = 23865) |
|---|---|---|---|
Incident diabetes, % (n) | 4.4 (473) | 2.7 (361) | 3.5 (834) |
Age (years) | 59.4 ± 9.3 | 58.8 ± 9.3 | 59.1 ± 9.3 |
BMI (kg/m2) | 26.5 ± 3.3 | 26.2 ± 4.3 | 26.3 ± 3.9 |
Parent had diabetes | 9.6 (1023) | 10.5 (1379) | 10.1 (2402) |
Social class | |||
 Professional | 7.8 (801) | 1.6 (196) | 4.4 (997) |
 Managerial | 38.4 (3936) | 28.9 (3607) | 33.2 (7543) |
 Skilled non manual | 11.9 (1216) | 39.4 (4927) | 27.0 (6143) |
 Skilled manual | 25.9 (2657) | 6.6 (822) | 15.3 (3479) |
 Semi-skilled | 13.2 (1349) | 16.8 (2103) | 15.2 (3452) |
 Unskilled | 2.8 (289) | 6.7 (836) | 5.0 (1125) |
 Townsend Index of deprivationa | −2.1 ± 2.2 | −2.0 ± 2.2 | −2.0 ± 2.2 |
Overall physical activity | |||
 Inactive | 30.6 (3276) | 30.2 (3963) | 30.3 (7239) |
 Moderately inactive | 24.5 (2631) | 32.1 (4216) | 28.7 (6847) |
 Moderately active | 23.0 (2367) | 22.3 (2933) | 22.6 (5400) |
 Active | 21.9 (2347) | 15.5 (2031) | 18.3 (4378) |
Leisure physical activity (hrs per wk cycling/sport) | |||
 0 | 54.9 (5890) | 50.9 (6692) | 52.7 (12582) |
  > 0– < 3.5 | 26.7 (2864) | 33.0 (4340) | 30.2 (7204) |
  > =3.5–< 7 | 11.3 (1210) | 10.6 (1392) | 10.9 (2602) |
  > =7 | 7.1 (758) | 5.5 (719) | 6.2 (1477) |
 Walking in summer (hrs per wk) | 10.1 ± 11.0 (10102) | 9.4 ± 10.1 (12230) | 9.7 ± 10.5 (22332) |
Urban/rural location | |||
 Urban | 46.7 (5011) | 46.9 (6169) | 46.9 (11180) |
 Town and fringe | 20.4 (2188) | 20.9 (2749) | 20.7 (4937) |
 Village | 23.8 (2554) | 23.4 (3077) | 23.6 (5631) |
 Hamlet/isolated dwelling | 9.0 (969) | 8.7 (1148) | 8.9 (2117) |
 Greenspace (percentage < =800 m home) | 59.2 ± 29.6 | 58.9 ± 29.6 | 59.0 ± 29.6 |