Table 1.
Personal characteristics, job content, and health status scores of participants and women excluded from study. Values are numbers (percentages) unless stated otherwise
| Variable measured in 1992 | Participants (n=21 290) | Excluded women (n=13 268) | |
|---|---|---|---|
| Mean (SD) age (years) | 54.0 (5.3) | 57.8 (5.9) | |
| Mean (SD) body mass index (kg/m2) | 26.0 (5.0)* | 26.4 (5.1)† | |
| Education level: | |||
| Registered nurse or bachelor degree | 18 139 (85.2) | 11 776 (88.8) | |
| Graduate degree | 3 067 (14.4) | 1 425 (10.7) | |
| Data missing | 84 (0.4) | 67 (0.5) | |
| Marital status: | |||
| Married | 17 403 (81.7) | 10 636 (80.2) | |
| Not married | 3 863 (18.2) | 2 618 (19.7) | |
| Data missing | 24 (0.1) | 14 (0.1) | |
| Smoking status: | |||
| Never | 9 567 (44.9) | 5 667 (42.7) | |
| Former | 8 698 (40.9) | 5 456 (41.1) | |
| Current | 2 986 (14.0) | 2 123 (16.0) | |
| Data missing | 39 (0.2) | 22 (0.2) | |
| Chronic illness: | |||
| Yes | 11 482 (53.9) | 8 554 (64.5) | |
| No | 9 808 (46.1) | 4 714 (35.5) | |
| Employment status: | |||
| Full time | 14 350 (67.4) | 7 421 (55.9) | |
| Part time | 6 816 (32.0) | 5 721 (43.1) | |
| Data missing | 124 (0.6) | 126 (1.0) | |
| Mean (SD) job content (1992): | |||
| Job control | 73.1 (10.8) | 71.4 (10.6) | |
| Job demands | 31.6 (6.1) | 30.8 (6.1) | |
| Work related social support | 24.0 (3.7)‡ | 23.9 (3.6)§ | |
| Mean (SD) SF-36 health status (1992)¶: | |||
| Physical functioning | 90.3 (13.7) | 86.9 (16.6) | |
| Role physical | 82.3 (30.2) | 77.5 (33.9) | |
| Bodily pain | 76.9 (18.5) | 74.7 (20.0) | |
| Vitality | 64.0 (17.8) | 62.9 (18.1) | |
| Social functioning | 90.0 (17.1) | 88.5 (18.9) | |
| Role emotional | 84.7 (27.8) | 83.4 (28.9) | |
| Mental health | 76.1 (14.1) | 76.0 (14.3) | |
*
20 119.
†
12 364.
‡
18 473.
§
11 141.
¶
Higher scores indicate better health status.