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Table 1 Characteristics of the studies included in this review

From: The optimal duration of progesterone supplementation in pregnant women after IVF/ICSI: a meta-analysis

Study Author, year Timing of randomisation ART COH protocols Total Initiation of P Dose & route of administration No. Early P cessation group No. Continuation group
Kohls, 2012 Clinical pregnancy IVF/ICSI GnRH-anta 220 OR vaginal P 200mg bid 110 week 5 110 week 8
Kyrou, 2011 Positive hCG test IVF/ICSI GnRH-anta 200 ET vaginal P 200mg tid 100 the 16th day post-ET 100 week 7
Goudge, 2010 COH IVF GnRH-a/GnRH-anta 101 ET/OR IM P50mg qd 53 the 11th day post-ET 48 week 6
Aboulghar, 2008 Clinical pregnancy ICSI GnRH-a 257 Unstated IM or vaginal P 125 week 6-7 132 week 9-10
Andersen, 2002 Positive hCG test IVF/ICSI GnRH-a 303 ET vaginal P 200mg tid 150 the 14th day post-ET 153 week 7
Prietl, 1992 Positive hCG test IVF CC/hMG/GnRH-a 120 Unstated PC500mg/EV10mg tiw 65 the 12th day post-ET 55 week 12