Table 2. Incidence rate of type 2 diabetes by life course socioeconomic position and sex—the Jackson Heart Study, 2000-04 to 2012.
| Women, N=2,518 | Men, N=1,494 | |||||||
| Person-years (p-y) | Cases (n) | Incidence rate per 1000 p-y | (95% CI) | Person-years (p-y) | Cases (n) | Incidence rate per 1000 p-y | (95% CI) | |
| Total | 20,378 | 314 | 15.4 | (13.8-17.2) | 11,590 | 172 | 14.8 | (12.8-17.2) |
| Childhood SEP | ||||||||
| Mother’s educational attainment | ||||||||
| <12 years | 1281 | 216 | 16.9 | (14.7-19.3) | 6201 | 88 | 14.2 | (11.5-17.5) |
| 12 years | 7553 | 55 | 15.5 | (11.9-20.2) | 2669 | 45 | 16.9 | (12.6-22.6) |
| >12 years | 4008 | 43 | 10.7 | ( 8.0-14.5) | 2761 | 39 | 14.1 | (10.3-19.3) |
| Father’s educational attainment | ||||||||
| <12 years | 14175 | 211 | 14.9 | (13.0-17.0) | 7580 | 103 | 13.6 | (11.2-16.5) |
| 12 years | 3254 | 59 | 18.1 | (14.0-23.4) | 2049 | 45 | 22.0 | (16.4-29.4) |
| >12 years | 2949 | 44 | 14.9 | (11.1-20.1) | 2002 | 24 | 12.0 | (8.0-17.9) |
| Young adulthood SEP | ||||||||
| Own educational attainment | ||||||||
| Less than high school | 3366 | 58 | 17.2 | (13.3-22.3) | 2164 | 27 | 12.5 | (8.6-18.2) |
| High school/GED | 5080 | 75 | 14.8 | (11.8-18.5) | 2670 | 37 | 13.9 | (10.0-19.1) |
| More than high school | 11862 | 180 | 15.2 | (13.1-17.6) | 6756 | 108 | 16.0 | (13.2-19.3) |
| Mature adulthood SEP | ||||||||
| Occupational social class | ||||||||
| Neither | 10141 | 167 | 16.5 | (14.2-19.2) | 4125 | 74 | 17.9 | (14.3-22.5) |
| Supervisory | 2496 | 37 | 14.8 | (10.7-20.5) | 1517 | 24 | 15.8 | (10.6-23.6) |
| Managerial | 6003 | 96 | 16.0 | (13.1-19.5) | 4696 | 65 | 13.8 | (10.9-17.7) |
SEP, socioeconomic position.