The two groups did not differ significantly in factors traditionally associated with EP (previous EP, endometriosis, tubal disease, history of pelvic infection, and abdominal surgery). Patients with EP were more… Click to show full abstract
The two groups did not differ significantly in factors traditionally associated with EP (previous EP, endometriosis, tubal disease, history of pelvic infection, and abdominal surgery). Patients with EP were more likely to have had day 3 rather than a day 5 transfer (p = 0.001), had double rather than a single embryo transfer (p = 0.001), and finally were more likely to have had a difficult transfer (p = 0.004), independently of the use of a rigid catheter.
               
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