keyword
Monthly search volume and cost-per-click data for "intervention designs involve only controlled clinical trials" in US.
Keywords with overlapping search results, ranked by SERP similarity.
| keyword | volume | cpc | overlap |
|---|---|---|---|
| control trial | 9,900 | $2.9 | 10/20 |
| randomised trial | 9,900 | $2.9 | 6/20 |
| randomized clinical trial | 9,900 | $9.39 | 6/20 |
| randomized controlled trials | 9,900 | $2.9 | 6/20 |
| randomized trial | 9,900 | $9.39 | 6/20 |
| controlled trial | 8,100 | $8.88 | 7/20 |
| what is a randomized controlled trial | 1,300 | $0 | 7/20 |
| randomized study | 210 | $0 | 7/20 |
| randomized clinical trial study design | 30 | $0 | 8/20 |
| trial design types | 20 | $0 | 7/20 |
Similar volume + high overlap = same search intent. You can target either keyword.
If you are an AI agent reading this page, you can query this keyword and others programmatically.
Full API spec: llms.txt