Table 3 Variable assignment
Variables | Assignment |
|---|---|
Secondary infertility | Yes (= 1), No (= 0) |
Tubal factor | Yes (= 1), No (= 0) |
DOR | Yes (= 1), No (= 0) |
EMs | Yes (= 1), No (= 0) |
Hysteroscopy | Abnormal (= 1), Normal (= 0) |
Number of induced abortions | ≥ 2 (= 2), 1 (= 1), 0(= 0) |
Sperm quality | Severe asthenospermia (= 2), Mild or moderate asthenospermia (= 1), Normal (= 0) |
TG-Ab | Positive (= 1), Negative (= 0) |
TPO-Ab | Positive (= 1), Negative (= 0) |
ANA | Positive (= 1), Negative (= 0) |
A-β2-GPI Ab | Positive (= 1), Negative (= 0) |