From: Analysis and reporting of stratified cluster randomized trials—a systematic survey
1 | randomized controlled trial.pt. (485792) |
2 | animals/ (6439569) |
3 | humans/ (17863499) |
4 | 2 not (2 and 3) (4567683) |
5 | 1 not 4 (474298) |
6 | (clustersadj2randomi ).tw. (203) |
7 | ((communitadj2intervention) or(communitadj2randomi)).tw. (7588) |
8 | grouprandomi.tw. (3177) |
9 | 6 or 7 or 8 (10908) |
10 | intervention?.tw. (861625) |
11 | cluster analysis/ (59383) |
12 | health promotion/ (70103) |
13 | program evaluation/ (59930) |
14 | health education/ (59114) |
15 | 10 or 11 or 12 or 13 or 14 (1051673) |
16 | 9 or 15 (1053569) |
17 | 16 or 5 (1434924) |
18 | 16 and 5 (92943) |
19 | strati*.mp. (168454) |
20 | 18 and 19 (2686) |