TABLE 2.
Clinical characteristics of women with AN receiving oral contraceptives, categorized by presence or absence of improved weight at subsequent visits
| Improved weight (n = 13)
|
Did not improve weight (n = 17)
|
|||||
|---|---|---|---|---|---|---|
| First visit | Second visit | % Change between visits | First visit | Second visit | % Change between visits | |
| Age (yr) | 24.3 ± 1.5 | 23.0 ± 1.1 | ||||
| Age of menarche (yr) | 13.3 ± 0.6 | 13.9 ± 0.3 | ||||
| Weight (kg) | 47.4 ± 1.7 | 52.7 ± 1.4a | 11.7 ± 1.9a | 45.7 ± 1.3 | 46.5 ± 1.5 | 1.6 ± 1.1 |
| Ideal body weight (%) | 77.7 ± 1.9 | 86.6 ± 1.4a | 76.6 ± 1.5 | 76.8 ± 1.6 | ||
| Body mass index (kg/m2) | 17.1 ± 0.4 | 19.0 ± 0.4a | 16.8 ± 0.3 | 17.1 ± 0.3 | ||
| Total fat (kg) | 8.3 ± 1.7 | 12.9 ± 1.7a | 111.4 ± 52.3 | 8.6 ± 0.9 | 9.2 ± 0.8 | 18.4 ± 8.5 |
| Fat-free mass (kg) | 37.8 ± 1.1a | 40.2 ± 1.0a | 7.8 ± 2.7a | 35.6 ± 1.1 | 35.6 ± 1.2 | 0.6 ± 1.3 |
| Mean PA spine T score | −1.1 ± 0.2a | −1.1 ± 0.2a | −2.0 ± 0.2 | −1.9 ± 0.2 | ||
| PA spine BMD | 0.94 ± 0.02a | 0.94 ± 0.03a | −0.0 ± 1.2 | 0.85 ± 0.03 | 0.85 ± 0.02 | 0.3 ± 0.9 |
| Mean hip T score | −0.9 ± 0.3 | −0.8 ± 0.3 | −1.3 ± 0.3 | −1.4 ± 0.3 | ||
| Hip BMD | 0.85 ± 0.03 | 0.85 ± 0.04 | −0.6 ± 1.5 | 0.81 ± 0.03 | 0.8 ± 0.0 | −0.9 ± 1.0 |
| Mean length of follow-up visit (months) [range] | 10.4 ± 1.1 (5.4–18.0) | 12.4 ± 1.2 (5.3–20.7) | ||||
Improved weight: at subsequent visit, increased body weight by at least 10% or to more than 85% of ideal body weight.
a
P ≤ 0.05 vs. non-weight-improved group.