Table 4.

ART outcomes women divided according to POSEIDON stratification.

Variable	Group 1	Group 2	Group 3	Group 4	p-value
Total FSH doses (IU/L)	2,182 ± 998	2,882 ± 1,127	3,282 ± 1,380	3,624 ± 1,329	<0.001
Total LH dose (IU/L)	50 ± 236	137 ± 406	219 ± 545	351 ± 654	<0.001
Oocytes retrieved	6.68 ± 1.91	6.38 ± 2.09	5.69 ± 2.22	5.13 ± 2.21	<0.001
FSH dose/oocytes ratio	380 ± 280	561 ± 520	779 ± 709	970 ± 874	<0.001
MII oocytes	5.11 ± 2.05	4.87 ± 2.02	4.21 ± 2.03	3.83 ± 1.97	<0.001
MII oocytes/oocytes retrieved	0.76 ± 0.22	0.76 ± 0.21	0.74 ± 0.23	0.75 ± 0.25	0.187
Injected oocytes	5.01 ± 2.01	4.74 ± 2.01	4.09 ± 2.02	3.74 ± 1.96	<0.001
Frozen oocytes	0.01 ± 0.17	0.07 ± 0.62	0.03 ± 0.39	0.03 ± 0.39	0.097
Fertilized oocytes	3.64 ± 1.92	3.46 ± 1.89	2.95 ± 1.89	2.65 ± 1.73	<0.001
Cumulative embryos	2.31 ± 1.14	2.36 ± 1.20	2.00 ± 1.15	2.05 ± 1.12	<0.001
Transferred embryos	1.69 ± 0.63	1.96 ± 0.99	1.59 ± 0.71	1.88 ± 0.99	<0.001
Frozen embryos	0.63 ± 1.00	0.40 ± 0.90	0.42 ± 0.85	0.17 ± 0.54	<0.001
Implantation rate	20.64 ± 35.17	13.03 ± 26.19	19.70 ± 26.19	10.57 ± 24.48	<0.001
Biochemical pregnancies n (%)	91 (30.1%)	199 (23.9%)	144 (29.1%)	500 (19.2%)	<0.001
Deliveries n (%)	82 (27.1%)	136 (16.3%)	119 (24.0%)	334 (12.8%)	<0.001
Miscarriage n (%)*	8 (2.6%)	59 (7.1%)	23 (4.6%)	158 (6.1%)	<0.001
Miscarriage n (%)**	8 (8.8%)	59 (29.6%)	23 (16.0%)	158 (31.6%)
Ectopic pregnancies n (%)*	1 (0.3%)	4 (0.5%)	2 (0.4%)	9 (0.3%)	<0.001
Ectopic pregnancies n (%)**	1 (1.1%)	4 (2.0%)	2 (1.4%)	9 (1.8%)

Data are expressed as mean ± standard deviation or number (percentage).

^*% Considering the total number of cycles.

^**% Considering the number of clinical pregnancies.

Bold values, represent statistical significant p-values.