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. 2017 Apr 25;12(4):e0176019. doi: 10.1371/journal.pone.0176019

Table 6. Cases of OHSS in 10,427 IVF-ICSI cycles.

hCG (IU) %
(# of cases)
BMI (kg/m2) Age E2 at Trigger (pg/ml) E2 post trigger (pg/ml) # oocytes retrieved % twins
10,000 14
(n = 2)
25.6 ± 2.4 34 ± 0 1823 ± 202.2 2434.5 ± 727.6 15.5 ± 6.4 100
5,000 36
(n = 5)
23.4 ± 2.3 35.4 ± 2.4 1931.6 ± 330.1 2780.2 ± 675.5 16.4 ± 5.2 60
4,000 29
(n = 4)
23.0 ± 0.8 31.8 ± 3.4 2572.3 ± 597.2 3169.5 ± 926.3 16 ± 1.6 25
3,300 21
(n = 3)
20.1 ± 1.8 34.3 ± 5.1 3009.3 ± 518.1 3607 ± 790 17.7 ± 3.8 0