Table 1.
Age-standardized characteristics of NHS participants in 1992, across categories of social integration and marital statusa
| Socially isolated (n=7,236) |
Moderately isolated (n=14,715) |
Moderately integrated (n=18,283) |
Socially integrated (n=13,605) |
Widowed (n=5,327) |
Divorced/ separated (n=4,466) |
Married/ partnered (n=44,046) |
||
|---|---|---|---|---|---|---|---|---|
| Age* | 57.7 (7.1) | 57.9 (7.2) | 58.5 (7.2) | 58.7 (7.1) | 63.6 (5.8) | 55.6 (6.4) | 57.9 (7.1) | |
| Duration of OC use | 2.3 (3.6) | 2.2 (3.5) | 2.0 (3.4) | 1.9 (3.3) | 2.0 (3.3) | 2.4 (3.6) | 2.0 (3.4) | |
| Ever parous, % | 93.9 | 93.9 | 94.7 | 95.2 | 92.6 | 94.0 | 94.8 | |
| Parity among parous women | 2.8 (1.5) | 2.9 (1.6) | 3.0 (1.7) | 3.2 (1.7) | 2.9 (1.7) | 2.9 (1.6) | 3.0 (1.6) | |
| Tubal ligation, % | 18.9 | 18.7 | 16.4 | 16.4 | 15.0 | 19.6 | 17.3 | |
| Post-menopausal, % | 72.5 | 72.2 | 71.9 | 72.6 | 73.1 | 72.2 | 72.2 | |
| Family history of Br/OvCA, % | 14.3 | 14.1 | 14.4 | 14.7 | 14.7 | 14.2 | 14.4 | |
| Recent physical exam, % | 83.9 | 87.1 | 88.1 | 89.1 | 86.2 | 87.4 | 87.6 | |
| BMI, kg/m2 | 26.0 (5.3) | 26.0 (5.1) | 26.0 (4.9) | 26.0 (4.9) | 26.5 (5.4) | 25.9 (5.3) | 26.0 (5.0) | |
| Never smoker, % | 33.2 | 38.3 | 44.9 | 54.1 | 38.6 | 35.5 | 45.2 | |
| Former smoker, % | 42.4 | 43.8 | 42.1 | 38.1 | 40.2 | 41.4 | 41.7 | |
| Current smoker, % | 24.4 | 18.0 | 13.1 | 7.8 | 21.1 | 23.1 | 13.1 |
Notes. Values are means (SD) or percentages and are standardized to the age distribution of the study population.
*
Not age-adjusted.
BMI=body mass index; Br/OvCA=breast/ovarian cancer; OC=oral contraceptive.
a
While social integration and marital status exposures are presented in the same table, they represent distinct analyses.