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Table 2 A detailed description of the number of publications and open access publishing, depending on the knowledge of predatory journals

From: Awareness of predatory journals and open access publishing among orthopaedic and trauma surgeons – results from an online survey in Germany

  All participants
N = 291
Knowledge of predatory journals
Yes
N = 116
No
N = 175
p-value
Is there any possibility to do research at your work place, n (%)
 Yes 227 (78,0) 108 (93,1) 119 (68,0) < 0,001
 No 64 (22,0) 8 (6,9) 56 (32,0)
Total number of publications, n (%)
 0 48 (16,5) 13 (11,2) 35 (26,0) < 0,001
 1 31 (10,7) 5 (4,3) 26 (14,9)
 2–5 55 (18,9) 7 (6,0) 48 (27,4)
 6–10 23 (7,9) 9 (7,8) 14 (8,0)
 11–20 33 (11,3) 15 (12,9) 18 (10,3)
  > 21 101 (34,7) 67 (57,8) 34 (14,4)
Number of publications (first/ last author), n (%)
 0 63 (21,6) 15 (12,9) 48 (27,4) < 0,001
 1 37 (12,7) 5 (4,3) 32 (18,3)
 2–5 66 (22,7) 21 (18,1) 45 (35,7)
 6–10 25 (8,6) 9 (7,8) 16 (9,1)
 11–20 33 (11,3) 20 (17,2) 13 (7,4)
  > 21 67 (23,1) 46 (39,7) 21 (12,1)
Have you published anything in an open access journal (OA), n (%)
 Yes 118 (40,5) 74 (63,8) 44 (25,1) < 0,001
 No 173 (59,5) 42 (36,2) 131 (74,9)
Have you heard of the “Directory of Open Access Journals” (DOAJ), n (%)
 Yes 61 (21,0) 40 (34,5) 21 (12,0) < 0,001
 No 230 (79,0) 76 (65,5) 154 (88,0)
Are you familiar with the Think, Check and Submit approach before publishing, n (%)
 Yes 86 (29,6) 72 (62,1) 14 (8,0) < 0,001
 No 205 (70,4) 44 (37,9) 161 (92,0)
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