Supplementary Table 1.
Characteristics of the included studies.
| Study | Design | Time | n | Gestation (CORT) | Gestation (controls) | Percent nulliparous | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| CORT | Control | Week | sd | Week | sd | CORT | Control | |||
| Fonseca 2005 | RCT | Antepartum | 66 | 66 | ||||||
| Katz 2008 | DB-RCT | Postpartum | 56 | 49 | 34.4 | 4.8 | 30.9 | 7.3 | 33 | 49 |
| Magann 1994a | RCT | Antepartum | 12 | 13 | 30.7 | 4.9 | 32.8 | 4.7 | 0 | 15 |
| Magann 1994b | RCT | Postpartum | 20 | 20 | 33.7 | 3.1 | 30.9 | 4.5 | ||
| Martin 1997 | Retrospective | Postpartum | 43 | 237 | ||||||
| Martin 2003 | Retrospective | Peripartum | 288 | 246 | 32 | 3.8 | 32 | 3.8 | 162 | 66 |
| Meccai 2001 | Retrospective | Postpartum | 12 | 20 | 29.1 | 3.5 | 34.5 | 3.75 | 7 | 80 |
| Nunes 2005 | Retrospective | Peripartum | 35 | 13 | 31.8 | 4.1 | 33 | 4.4 | 25 | 71 |
| O’Brien 2000 | Retrospective | Antepartum | 11 | 11 | 32 | 5 | 36 | 2 | ||
| O’Brien 2002 | Retrospective | Antepartum | 46 | 23 | 32.4 | 3.4 | 34.8 | 4.8 | 36 | 65 |
| Ozer 2009 | RCT | Antepartum | 30 | 30 | 32.4 | 4.5 | 33.1 | 3.7 | 15 | 60 |
| van Runnard Heimel 2006 | DB-RCT | Peripartum | 15 | 16 | 27.4 | 1.4 | 27.6 | 3.3 | 14 | 81 |
| Varol 2001 | Retrospective | Postpartum | 9 | 11 | 33.5 | 3.3 | 32.5 | 3.1 | ||
| Vigil-De Gracia 1997 | RCT | Postpartum | 17 | 17 | 32.82 | 3.42 | 34.41 | 2.81 | ||
| Yalcin 1998 | RCT | Postpartum | 15 | 15 | 35.1 | 2.9 | 35.5 | 2.6 | 10 | 60 |