| Table 7. Bivariate analysis of association between ovarian reserve and biological, clinical and laboratory variables. | ||||
| Variable | Ovarian Reserve | RR (95%CI) | p value** | |
|---|---|---|---|---|
| Low* | Normal* | |||
| TAI (%) Yes No |
32 (50.8) 52 (41.6) |
31 (49.2) 73 (58.4) |
1.22 (0.89 - 1.68) 1.0 |
0.222 |
| Endometriosis (%) Yes No |
23 (47.9) 61 (43.6) |
25 (52.1) 79 (56.4) |
1.10 (0.77 - 1.56) 1.0 |
0.596 |
| Other autoimmune disease (%) Yes No |
5 (71.4) 79 (43.6) |
2 (28.6) 102 (56.4) |
1.64 (0.99 - 2.69) 1.0 |
0.053 |
| Anti-TPO (%) Positive Negative |
25 (49.0) 59 (43.1) |
26 (51.0) 78 (56.9) |
1.14 (0.81 - 1.60) 1.0 |
0.456 |
| Anti-Tg (%) Positive Negative |
17 (60.7) 67 (41.9) |
11 (39.3) 93 (58.1) |
1.45 (1.02 - 2.06) 1.0 |
0.038 |
| Age (years) (%) < 35 35 - 39 > 39 |
12 (20.3) 36 (43.9) 36 (76.6) |
47 (79.7) 46 (56.1) 11 (23.4) |
1.0 2.16 (1.23 - 3.79) 3.77 (2.22 - 6.40) |
<0.001 0.007 < 0.001 |
| Obesity*** (%) Yes No |
9 (52.9) 69 (43.8) |
8 (47.1) 92 (57.1) |
1.23 (0.76 - 2.0) 1.0 |
0.392 |
RR=relative risk; Anti-TPO=antithyroperoxidase; Anti-Tg=antithyroglobulin
* According to Poseidon´s criteria: low ovarian reserve=AMH < 1.2 ng/mL and/or AFC < 5 follicles;
** by Wald test; *** Obesity=IMC ≥ 30 (Kg/m2)