Table 1 Search strategy for Medline and Embase (1 March 2015)
From: Temporal trends in the risk of developing multiple primary cancers: a systematic review
Approach 1 | |
|---|---|
Search strategy using MeSH terms in Medline | |
No. | Search |
1 | “Neoplasms, Multiple Primary/epidemiology”[Mesh] OR "Neoplasms, Multiple Primary/prevention and control"[Mesh] OR "Neoplasms, Second Primary/epidemiology"[Mesh] OR "Neoplasms, Second Primary/prevention and control"[Mesh] AND "Time Factors"[Mesh] |
N = 657 | |
2 | Limits: adults |
N = 498 | |
Search strategy using keywords in Medline | |
1 | multiple primary cancer*[Title/Abstract] |
N = 576 | |
2 | multiple primary malignanc*[Title/Abstract] |
N = 208 | |
3 | multiple primary tumo*[Title/Abstract] |
N = 386 | |
4 | multiple primary carcinoma*[Title/Abstract] |
N = 130 | |
5 | second cancer*[Title/Abstract] |
N = 1,272 | |
6 | second malignanc*[Title/Abstract] |
N = 1,622 | |
7 | second tumo*[Title/Abstract] |
N = 951 | |
8 | second carcinoma*[Title/Abstract] |
N = 82 | |
9 | #1 OR #2 OR #3 OR #4 OR #5 OR #6 OR #7 OR #8 |
N = 4,801 | |
10 | time[Title/Abstract] OR period*[Title/Abstract] OR interval*[Title/Abstract] OR calendar year*[Title/Abstract] |
N = 3,401,312 | |
11 | population[Title/Abstract] |
N = 936,431 | |
12 | risk[Title/Abstract] |
N = 1,328,908 | |
13 | #9 AND #10 AND #11 AND #12 |
N = 302 | |
17 | Limits: adult: 19+ years |
N = 236 | |
Search strategy using keywords in Embase | |
1 | Multiple AND primary AND (‘cancer’/exp OR cancer) OR multiple AND primary AND malignanc* OR multiple AND primary AND tumor* OR multiple AND primary AND carcinoma* OR second AND (‘cancer’/exp OR cancer) OR second AND malignanc* OR second AND tumor* OR second carcinoma* |
N = 236,978 | |
2 | Time AND period* OR time AND interval* OR calendar AND year* |
N = 691,550 | |
2 | #1 AND #2 AND population AND risk AND [embase]/lim |
N = 457 | |
Approach 2 | |
Search strategy using MeSH terms in Medline | |
No. | Search |
1 | "Neoplasms, Multiple Primary"[Mesh] OR "Neoplasms, Multiple Primary"[Mesh] OR "Neoplasms, Second Primary"[Mesh] OR "Neoplasms, Second Primary"[Mesh] AND "Risk Assessment"[Mesh] |
N = 613 | |
2 | Limits: adults |
N = 455 | |
Search strategy using keywords in Medline | |
1 | multiple primary cancer*[Title/Abstract] |
2 | multiple primary malignanc*[Title/Abstract] |
3 | multiple primary tumo*[Title/Abstract] |
4 | multiple primary carcinoma*[Title/Abstract] |
5 | multiple cancer*[Title/Abstract] |
6 | multiple malignanc*[Title/Abstract] |
7 | multiple tumo*[Title/Abstract] |
8 | multiple carcinoma*[Title/Abstract] |
9 | second primary cancer*[Title/Abstract] |
10 | second primary malignanc*[Title/Abstract] |
11 | second primary tumo*[Title/Abstract] |
12 | second primary carcinoma*[Title/Abstract] |
13 | second primary cancer*[Title/Abstract] |
14 | second primary malignanc*[Title/Abstract] |
15 | second primary tumo*[Title/Abstract] |
16 | second primary carcinoma*[Title/Abstract] |
17 | #1 OR #2 OR #3 OR #4 OR #5 OR #6 OR #7 OR #8 OR #9 OR #10 OR #11 OR #12 OR #13 OR #14 OR #15 OR #16 |
N = 12,841 | |
18 | time OR period* OR year* |
N = 5,764,460 | |
19 | population-based[Title/Abstract] |
20 | risk[Title/Abstract] |
21 | #17 AND #18 AND #19 AND #20 |
N = 232 | |
17 | Limits: adult: 19+ years |
N = 186 | |