Table 2.
Search strategy used in PubMed
| Number | Search items |
|---|---|
| 1 Related to intervention | 少腹逐瘀汤 |
| 2 | Shaofu Zhuyu decoction |
| 3 | Shaofu Zhuyu formula |
| 4 | Shaofu Zhuyu tang |
| 5 | 1 or 2–5 |
| 6 Related to disease | Dysmenorrhea |
| 7 | Menstruation disturbances |
| 8 | Menstrual disorder |
| 9 | Pelvic pain |
| 10 | Painful menstruation |
| 11 | Painful period |
| 12 | Period pain |
| 13 | Primary dysmenorrhea |
| 14 | 7 or 8–14 |
| 15 Related to study design | Randomized controlled trial |
| 16 | Controlled clinical trial |
| 17 | Randomized |
| 18 | Placebo |
| 19 | Drug therapy |
| 20 | Randomly |
| 21 | Trial |
| 22 | Groups |
| 23 | #15 OR #16 OR #17 OR #18 OR #19 OR #20 OR #21 OR #22 |
| 24 | Animals NOT humans |
| 25 | #23 NOT #25 |
Any words containing this searching item will be searched. This search strategy will be suitable for other electronic databases