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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