Table 1 The characteristic of included studies
Author/year | Country | Type of study | Sample size | Inclusion criteria | Exclusion criteria | Groups | Outcomes |
|---|---|---|---|---|---|---|---|
Nisio et al., 2018 [8] | Italy | Pros | 497 patients | Age <40y; ≤3 embryo ET; | With anticoagulant treatment; without ET; PGS | A: 203 B: 63 AB: 18 O: 213 | LBR; MR; CPR; positive pregnancy test; |
Goldsammler et al., 2015 [7] | USA | Retro | 626 patients | NR | NR | A: 117 B: 65 AB: 15 O: 227 | No. of women with FSH> 10; LBR |
Pereira et al., 2017 [1] | USA | Retro | 2329 patients | Normal responders, bFSH≤12;AMH≥1 ng/mL; Age<40y; 1st IVF with SET | PCOS; Age ≥40y; with donor oocytes; PGS | A: 897 B: 397 AB: 120 O: 1915 | LBR; Birth weight; Gestational age |
Awartani et al., 2016 [16] | Saudi Arabia | Retro | 424 patients with 566 IVF cycles | Age <40y; |  | A: 117 B: 65 AB: 15 O: 227 | No. of women with FSH> 10; No. of oocytes retrieved; CPR |
Mu et al., 2016 [10] | China | Retro | 14,875 patients | NR | With missing data or >45y | A: 4608 B: 3651 AB: 1126 A antigen: 5734 B antigen: 4777 O: 5490 | No. of women with FSH> 10 |
Lin et al., 2014 [11] | China | Retro | 35,479 patients | Age ≤45y; | NR | A: 9861 B: 11395 AB: 3640 O: 10583 | No. of women with FSH> 10 |
Sengul et al., 2014 [14] | Turkey | Pros | 500 | Age 18-45y; | NR | A: 424 B: 129 AB: 36 O: 427 | No. of women with FSH≥10 |
Spitzer et al., 2014 [15] | Austria | Retro | 1202 patients with 1889 IVF cycles | Only Caucasian | Lost to follow-up | A: 291+ 243 B: 86+ 64 AB: 37+ 31 O: 244+ 206 | No. of COS/ MII; CPR; ongoing pregnancy rate |
Pereira et al., 2013 [21] | USA | Retro | 2394 cycles | DOR | NR | A: 885 B: 433 AB: 120 O: 956 | No. of women with AMH< 1.5 ng/mL |
Timberlake et al., 2013 [13] | North Carlina | Cross- sectional | 305 patients | NR | NR | A: 189 B: 85 AB: 25 O: 24 | No. of women with FSH> 10 |
Mouzon et al., 2012 [12] | France | Retro | 1016 patients | NR | NR | A: 424 B: 129 AB: 36 O: 427 | No. of women with AMH< 1.5 ng/mL |
Nejat et al., 2011 [9] | USA | Cross- sectional | 544 patients | Age ≤45y; | NR | A: 189 B: 85 AB: 25 O: 245 | No. of women with FSH> 10; |
Bellver et al., 2010 [20] | Spain | NR | 842 | At risk of early OHSS (> 20 oocytes) after IVF | NR | A: 376 B: 56 AB: 33 O: 377 | No. of OHSS |