Study designs of evaluations included in the review
Randomised placebo-controlled trials (RCTs) were eligible for inclusion. Open-labelled, non-randomised trials with retrospective analyses were excluded, as were trials that did not specifically state the use of placebo.
Specific interventions included in the review
Treatments for women with sexual dysfunction were eligible for inclusion. Studies were found on the effect of sildenafil citrate (Viagra), hormone replacement therapy (HRT) and tibolone. Studies that included the use of non-pharmacologic therapy, moisturisers, lubricants and clitoral stimulating devices were excluded.
Participants included in the review
Postmenopausal women were eligible for inclusion. The women were aged from 18 to over 65 years.
Outcomes assessed in the review
The outcomes do not appear to have been pre-specified. The outcomes included were increase in sexual desire and arousal, frequency of sexual intercourse and orgasm, vaginal lubrication and sexual fantasies.
How were decisions on the relevance of primary studies made?
The authors did not state how the papers were selected for the review, or how many reviewers performed the selection.