From: Role of intramuscular progesterone supplementation on the day of embryo transfer in artificial frozen cycles
Group 1 (n = 177)
Group 2 (n = 177)
P value
Chemical pregnancy
122 (68.93%)
113 (63.84%)
0.311
Clinical pregnancy
108 (61.02%)
104 (58.76%)
0.664
Ongoing pregnancy
100 (56.50%)
94 (53.11%)
0.522
Pregnancy loss
8/108 (7.41%)
10/104 (9.62%)
0.564