Table 1.
Characteristics of the Population (N = 1,202)
| Characteristics | N | Percent * |
|---|---|---|
| Age (years) (mean, IQR) | 1202 | 43 (31–55) |
| Type of IBD | ||
| Crohn’s disease | 771 | 64.1 |
| Ulcerative colitis | 405 | 33.7 |
| Indeterminate colitis | 27 | 2.2 |
| Duration of disease (years) (median, IQR) | 1198 | 11 (5–21) |
| BMI (median) | 1185 | 24.4 (21.3–28.7) |
| Ostomy (% yes) | 82 | 6.8 |
| Education | ||
| High school or less | 93 | 8.2 |
| College + | 1039 | 91.8 |
| Smoking (ever) | 446 | 37.1 |
| Disease activity | ||
| sCDAI | 688 | 121 (72–187.5) |
| SCCAI | 402 | 3 (1–5) |
| Quality of life (SIBDQ) (mean, sd) | 1188 | 5.0 (1.1) |
| Medication adherence | ||
| Low | 366 | 37.3 |
| Medium | 335 | 34.2 |
| High | 280 | 28.5 |
| Current medications | ||
| 5-ASA (oral) a | 496 | 41.3 |
| 5-ASA (rectal) a | 103 | 8.6 |
| Biologic anti-TNF b | 411 | 34.2 |
| Thiopurine | 272 | 22.9 |
| Methotrexate | 3 | 3.6 |
| Corticosteroids (oral) | 112 | 9.4 |
| Corticosteroids (rectal) | 71 | 5.9 |
| Entocort | 49 | 4.0 |
| Gynecologist/Hormonal History | ||
| Age at menstruation (mean, sd) | 1184 | 12.9 (3.3) |
| Age at menopause (among those in menopause) (mean) | 458 | 46.4 (8.1) |
| Currently taking supplements (black cohosh, soy, etc) for menopausal symptoms (among those in menopause) | 40 | 8.7 |
| Currently taking HRT for menopausal symptoms (among those in menopause) | 93 | 20.2 |
| Hormonal contraceptives (ever use, % yes) | ||
| Birth control pills | 613 | 51.0 |
| Hormone injection | 44 | 3.7 |
| Hormone patch | 35 | 2.9 |
| Hormone ring | 64 | 5.3 |
| Hormone IUD c | 45 | 3.7 |
| Other hormonal contraception | 10 | 0.8 |
| Never taken hormonal contraception | 96 | 8.0 |
| Pregnancy (% ever) | 674 | 56.3 |
| Pregnancy after IBD diagnosis | 315 | 26.2 |
| Times pregnant after IBD diagnosis | 315 | 2 (1–2), range 1–6 |
| Age at first pregnancy after IBD diagnosis | 272 | 29 (26–32) |
| Breastfeeding among those with pregnancy (% yes) | 197 | 73.0 |
*
unless otherwise stated.
a
ASA: acetylsalicylic acid.
b
Anti-TNF: anti-tumor necrosis factor.
c
IUD: intrauterine device.