Table 3 Search strategy used in CNKI
From: Herbal medicine Shaofu Zhuyu decoction for primary dysmenorrhea: a systematic review protocol
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 | 痛经 |
7 | 原发性痛经 |
8 | 月经痛 |
9 | 经期腹痛 |
10 | 经痛 |
11 | Dysmenorrhea |
12 | Primary dysmenorrhea |
13 | Menstrual disorder |
14 | Pelvic pain |
15 | Menstruation disturbances |
16 | 6 or 7–15 |
17 Related to study design | 随机 |
18 | 对照 |
19 | 临床研究 |
20 | Controlled trial |
21 | Randomized controlled trial |
22 | 17 or 18–22 |
23 | 6 and 16 and 22 |