Study designs of evaluations included in the review
Prospective clinical trials were included.
Specific interventions included in the review
Intrapartum amniotransfusion. All studies were of prophylactic amniotransfusions. The mean volume of amniotransfusion ranged from 379 to 2,600 mL.
Participants included in the review
Pregnant women. Some women had meconium dilution and others had oligohydramnios.
Outcomes assessed in the review
Duration of labour was assessed in terms of the interval from membrane rupture to delivery, and the overall length of labour.
How were decisions on the relevance of primary studies made?
The author does not state how the papers were selected for the review, or how many of the reviewers performed the selection.