Table 1.
Study population characteristics and demographic variables by fibroid outcome
| n | Fibroid Cases (N = 608) |
Fibroid Controls (N = 3,181) |
|
|---|---|---|---|
| Mean(SD) or % | Mean(SD) or % | ||
| Age (years), mean (SD) | 3,789 | 47(13) | 44(18) |
| Race/ethnicity | |||
| European American, non-Hispanic | 2,502 | 56% | 68% |
| African American, non-Hispanic | 835 | 35% | 19% |
| Hispanic ethnicity | 73 | 2% | 2% |
| Asian | 45 | 1% | 1% |
| Other | 92 | 1% | 3% |
| Missing | 242 | 5% | 7% |
| BMI (kg/m2), mean (SD) | 2,496 | 34 (10) | 32 (11) |
| Underweight (<20) | 128 | 2% | 4% |
| Normal weight (20–24) | 468 | 11% | 13% |
| Overweight (25–29) | 610 | 21% | 15% |
| Obese (≥30) | 1,290 | 48% | 31% |
| Missing | 1,293 | 18% | 37% |
| T2D diagnosis | |||
| Yes (%) | 714 | 17% | 19% |
| No (%) | 3,075 | 83% | 81% |
| Diabetes treatmentsa | |||
| Insulin | 406 | 9% | 12% |
| Metformin | 360 | 11% | 10% |
| Thiazolidinedione | 133 | 5% | 4% |
| Other medications | 84 | 2% | 3% |
BMI body mass index, SD standard deviation
aTreatment percentages sum up to greater than 100% because women could have been on more than one treatment