1 Subjects: “...Clinical Trials as Topic...”

2 “... prostaglandin, route of administration, study quality, or gestational age. Small, nonsignificant differences...”

3 “... in 1 trial for gabapentin, in 1 of 3 trials for cyclobenzaprine, and in 1 trial of fluoxetine...”

4 “... in 1 trial for gabapentin, in 1 of 3 trials for cyclobenzaprine, and in 1 trial of fluoxetine...”

5 “... observational studies of pregnant women receiving antidepressants for mixed or unreported reasons compared...”

6 “... observational studies of pregnant women receiving antidepressants for mixed or unreported reasons compared...”

7 “... associated with a large increased risk of study withdrawal due to adverse events (1 RCT, 13.9% vs. 5.7%, RR...”

8 “... for randomized controlled trials (RCTs) and observational studies of patients with chronic pain evaluating...”

9 “... base of 133 studies, including 88 randomized controlled trials, was for four interventions...”

10 “... base of 133 studies, including 88 randomized controlled trials, was for four interventions...”

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15 “...DATA EXTRACTION: One investigator abstracted details about each article's study design, patient...”

16 “...DATA EXTRACTION: One investigator abstracted details about each article's study design, patient...”

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