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Table 3 Workload per screener at title/abstract by initial citation set size category

From: Evaluating the relationship between citation set size, team size and screening methods used in systematic reviews: a cross-sectional study

Overall (n = 156)
Initial citation set size category n (%) Median (IQR) citation number Median (IQR) number of citations reviewed per screener during title/abstract screeninga,b
 < 1000 24 (15.4) 274 (175, 571) 265 (140, 445)132 (70, 222)
1000–2500 33 (21.2) 1597 (1307, 2082) 1597 (1161, 2082)798 (580, 1041)
2500–5000 36 (23.1) 3362 (2960, 3971) 3222 (2332, 3880)1611 (1166, 1940)
5000–10,000 34 (21.8) 5832 (5263, 6858) 5328 (2803, 6660)2664 (1402, 3330)
 > 10,000 29 (18.6) 13,399 (2086, 23,847) 13,033 (2086, 18,311)6516 (1043, 9156)
  1. aFor most reviews, two screeners were assigned. When there were more than two screeners, not all screeners reviewed each citation
  2. bPossible to have more than 1 screener per citation