The Prognosis of IVF in Poor Responders Depending on the Bologna Criteria: A Large Sample Retrospective Study from China

Table 1

The basic characteristics of all patients.

	Mean ± SD	Median
AGE (yr)	38.8 ± 4.8	40
Duration of infertility (yr)	7.1 ± 5.5	5
BMI (kg/m^2)	22.7 ± 3.2	22.3
Basal FSH (mIU/mL)	9.9 ± 5.2	9.2
AFC	4.3 ± 2.0	4
on hCG day (pmol/L)	4148.0 ± 3785.9	3018
Oocytes retrieved	3.3 ± 3	3
Gn day	11 ± 3.4	11
Gn dose (IU)	3949.9 ± 1864.7	3825
Primary infertility (%)	41.4% (2388/5770)