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

Table 3

The outcome of patients with different treatment cycles.

Cycle Number	1	2	3
Number (%/)	57.2 (3299/5770)	33.5 (1933/5770)	9.3 (538/5770)	—
CPR (%/)	19.8 (462/2339)	17.1 (238/1395)	18.3 (65/356)	0.122
IR (%/)	12.5 (525/4193)	10.3 (269/2603)	11.1 (72/648)	0.022
LBR (ET) (%/)	8.9 (249/2785)	7.6 (128/1690)	6.8 (28/411)	0.144
LBR (OPU) (%/)	12.4 (249/2010)	10.4 (128/1232)	9.9 (28/284)	0.148
No available oocyte (%/)	4.9 (162/3299)	4.9 (94/1933)	5.4 (29/538)	0.877
No available embryo (%/)	19.4 (639/3299)	17.2 (333/1933)	19.1 (103/538)	0.148

Values are % and /total.
Significant difference between three groups ().