Table 2.
General characteristics of study participants.
| Placebo group | Chromium group | Pa | |
|---|---|---|---|
| (n = 20) | (n = 20) | ||
| Age (years) | 33.8 ± 1.9 | 33.3 ± 2.7 | 0.55 |
| Height (cm) | 163.6 ± 1.9 | 164.2 ± 2.0 | 0.34 |
| Weight at study baseline (kg) | 72.2 ± 10.5 | 74.5 ± 7.0 | 0.41 |
| Weight at end-of-trial (kg) | 72.3 ± 10.4 | 74.5 ± 7.2 | 0.44 |
| Weight change (kg) | 0.1 ± 0.4 | −0.02 ± 0.4 | 0.26 |
| BMI at study baseline (kg/m2) | 27.0 ± 3.9 | 27.7 ± 2.5 | 0.53 |
| BMI at end-of-trial (kg/m2) | 27.0 ± 3.9 | 27.6 ± 2.6 | 0.56 |
| BMI change (kg/m2) | 0.04 ± 0.1 | −0.008 ± 0.1 | 0.25 |
| OUTCOMES OF IVF AT END-OF-TRIAL | |||
| Endometrial thickness (mm) | 8.9 ± 1.2 | 9.4 ± 1.5 | 0.28 |
| No. of oocytes retrieved (n) | 16.5 ± 2.8 | 15.5 ± 1.9 | 0.20 |
| No. of fertilized oocytes (n) | 12.6 ± 2.5 | 13.6 ± 3.2 | 0.34 |
| Fertilization rate, % (n) | 58.8 (10/17) | 64.7 (11/17) | 0.72† |
| Pregnancy rate, % (n) | 23.5 (4/17) | 29.4 (5/17) | 0.69† |
| No. of embryo (n) | 9.8 ± 2.1 | 10.9 ± 2.4 | 0.15 |
Data are means ± SDs.
a
Obtained from independent t-test.
†
Obtained from Fisher's exact test.
BMI, body mass index; IVF, in vitro fertilization.