Table 1 Search strategy for MEDLINE
Results from the search run on October 9, 2017 | ||
|---|---|---|
1 | heart failure.ti. or *heart failure/ | 88,434 |
2 | cardiac failure.ti. or *heart failure/ | 83,752 |
3 | congestive cardiac failure.mp. or *congestive heart failure/ | 84,241 |
4 | 1 or 2 or 3 | 89,628 |
5 | mortality/ or cardiovascular mortality/ or mortality.mp. | 622,213 |
6 | death/ or death.mp. | 662,318 |
7 | survival.mp. or median survival time/ or long term survival/ or overall survival/ or survival/ | 1,009,482 |
8 | outlook.mp. | 9112 |
9 | prognosis/ or prognosis.mp. | 626,586 |
10 | 5 or 6 or 7 or 8 or 9 | 2,294,090 |
11 | Clinical study/ | 3015 |
12 | Longitudinal study/ | 119,557 |
13 | Retrospective study/ | 705,410 |
14 | Prospective study/ | 495,514 |
15 | Randomized controlled trials/ | 121,449 |
16 | Cohort analysis/ | 232,290 |
17 | (Cohort adj (study or studies)).mp. | 302,021 |
18 | (follow up adj (study or studies)).tw. | 43,831 |
19 | (observational adj (study or studies)).tw. | 67,469 |
20 | (epidemiologic$ adj (study or studies)).tw. | 71,816 |
21 | survival analysis/ | 124,907 |
22 | 14 not 15 | 490,244 |
23 | or/11-13,16-22 | 1,637,345 |
24 | stable.mp. | 409,429 |
25 | chronic.mp. | 1,132,332 |
26 | community/ or community.mp. | 452,486 |
27 | primary care.mp. or primary medical care/ | 88,789 |
28 | general practice.mp. or general practice/ | 42,899 |
29 | family practice.mp. or general practice/ | 75,691 |
30 | general population.mp. or population/ | 107,253 |
31 | epidemiolog*.mp. | 399,272 |
32 | 24 or 25 or 26 or 27 or 28 or 29 or 30 or 31 | 2,485,198 |
33 | 4 and 10 and 23 and 32 | 3282 |
34 | limit 33 to (“all adult (19 plus years)” and humans) | 2866 |