Multiple pregnancy rate · women with gonadotropin stimulation
Progesterone showed no clear difference in multiple pregnancy rate compared with placebo/no treatment (low certainty).
1 finding from 1 review
Adverse events, OHSS, preterm delivery, congenital anomaly · women with gonadotropin stimulation
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Ongoing pregnancy · women with gonadotropin plus oral (clomiphene citrate or letrozole) stimulation
Progesterone showed no clear difference in ongoing pregnancy rate compared with placebo/no treatment (low certainty).
1 finding from 1 review
Miscarriage per clinical pregnancy · women with gonadotropin plus oral (clomiphene citrate or letrozole) stimulation
Progesterone showed no clear difference in miscarriage rate per clinical pregnancy compared with placebo/no treatment (low certainty).
1 finding from 1 review
Clinical pregnancy rate · women with gonadotropin plus oral (clomiphene citrate or letrozole) stimulation
Progesterone may leads to higher clinical pregnancy rate compared with placebo/no treatment (low certainty).
1 finding from 1 review
Multiple pregnancy rate · women with gonadotropin plus oral (clomiphene citrate or letrozole) stimulation
Progesterone showed no clear difference in multiple pregnancy rate compared with placebo/no treatment (low certainty).
1 finding from 1 review
Adverse events, OHSS, preterm delivery, congenital anomaly · women with gonadotropin plus oral (clomiphene citrate or letrozole) stimulation
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Live birth or ongoing pregnancy · women with oral (clomiphene citrate or letrozole) stimulation
Progesterone showed no clear difference in live birth rate/ongoing pregnancy compared with placebo/no treatment (low certainty).
1 finding from 1 review
Live birth or ongoing pregnancy · women trying to conceive by intrauterine insemination
Progesterone showed no clear difference in live birth/ongoing pregnancy rate compared with no treatment or placebo (route of progesterone administration) (low certainty).
1 finding from 1 review
Miscarriage per clinical pregnancy · women with oral (clomiphene citrate or letrozole) stimulation
Progesterone showed no clear difference in miscarriage rate per clinical pregnancy compared with placebo/no treatment (low certainty).
1 finding from 1 review
Clinical pregnancy · women with oral (clomiphene citrate or letrozole) stimulation
Progesterone may leads to higher clinical pregnancy compared with placebo/no treatment (low certainty).
1 finding from 1 review
Multiple pregnancy · women with oral (clomiphene citrate or letrozole) stimulation
Progesterone showed no clear difference in multiple pregnancy compared with placebo/no treatment (low certainty).
1 finding from 1 review
Adverse events, OHSS, preterm delivery, congenital anomaly · women with oral (clomiphene citrate or letrozole) stimulation
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Ongoing pregnancy · women trying to conceive by intrauterine insemination
It is very uncertain whether 300 mg vaginal progesterone changes ongoing pregnancy rate compared with 600 mg vaginal progesterone (very low certainty).
1 finding from 1 review
Multiple pregnancy rate · women trying to conceive by intrauterine insemination
It is very uncertain whether 300 mg vaginal progesterone changes multiple pregnancy rate compared with 600 mg vaginal progesterone (very low certainty).
1 finding from 1 review
Ongoing pregnancy · women trying to conceive by intrauterine insemination
It is very uncertain whether intramuscular (IM) progesterone changes ongoing pregnancy rate compared with vaginal progesterone (very low certainty).
1 finding from 1 review
Clinical pregnancy rate · women trying to conceive by intrauterine insemination
It is very uncertain whether intramuscular (IM) progesterone changes clinical pregnancy rate compared with vaginal progesterone (very low certainty).
1 finding from 1 review
Miscarriage per clinical pregnancy · women trying to conceive by intrauterine insemination
Progesterone showed no clear difference in miscarriage per clinical pregnancy compared with no treatment or placebo (route of progesterone administration) (low certainty).
1 finding from 1 review
Multiple pregnancy rate · women trying to conceive by intrauterine insemination
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
OHSS, preterm delivery, congenital anomaly · women trying to conceive by intrauterine insemination
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found