Table 2 Primary and secondary outcomes
Outcomes, n/N (%) | TEAS group | Control group | P |
|---|---|---|---|
Primary outcomes | |||
 Clinical pregnancy rate | 184/334 (55.1) | 154/330 (46.7) | 0.030 |
 Embryo implantation rate | 226/609 (37.1) | 200/590 (33.9) | 0.252 |
 Live birth rate | 147/334 (44.0) | 132/330 (40.0) | 0.295 |
Secondary outcomes | |||
 Biochemical pregnancy rate | 191/334 (57.2) | 174/330 (52.7) | 0.248 |
Abortion rate | |||
 Early abortion rate | 36/184 (19.6) | 19/154 (12.3) | 0.078 |
 Late abortion rate | 4/151 (2.7) | 4/135 (3.0) |  > 0.999 |
 Total abortion rate | 40/184 (21.7) | 23/154 (14.9) | 0.072 |
 Birth defects rate | 2/187 (1.1) | 2/174 (1.1) |  > 0.999 |