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Table 9 Publication model and copyright

From: Potential predatory and legitimate biomedical journals: can you tell the difference? A cross-sectional comparison

   Predatory, N = 93, n (%) Open Access, N = 99, n (%) Subscription-based, N = 100, n (%)
Mentions digital preservation of content Yes 6 (6.45) 46 (46.46) 30 (30.00)
Claims to be Open Access Yes 83 (89.25) 94 (94.95) 0 (0)
No 10 (10.75) 5 (5.05) 39 (39.00)
Partial (some content) 0 0 42 (42.00)
Number of apparent revenue sources None apparent 14 (15.05) 8 (8.08) 2 (2.00)
1 62 (66.67) 52 (50.51) 17 (17.00)
2 16 (17.20) 27 (27.27) 40 (40.00)
3 1 (1.08) 7 (7.07) 27 (27.00)
4 0 (0) 5 (5.05) 14 (14.00)
Type of revenue source Article processing charge 73 (78.49) 74 (74.75) 60 (60.00)
Submission fee 0 (0) 2 (2.02) 3 (3.00)
Subscription fee 13 (13.98) 26 (28.28) 95 (95.00)
Reprints 5 (5.38) 28 (28.28) 42 (42.00)
Advertisements 3 (3.23) 10 (11.11) 27 (26.00)
Cannot tell 15 (16.13) 8 (8.08) 4 (4.00)
Othera 3 (3.23) 7 (7.07) 7 (7.00)
APC (USD 04/2015) Total indicatingb 59/73 (80.82) 70/74 (94.59) 44/60 (73.33)
Amount (Median [IQR])c 100 (63–150) 1866 (800–2205) 3000 (2500–3000)
Not stated/found 11 (15.07) 0 (0) 8 (13.11)
Difficult to find 13 (17.81) 2(2.78) 12 (19.67)
Copyright retention Total indicating 75 (80.65) 94 (94.95) 87 (87.00)
Author retains 9 (12.00) 64 (68.09) 32 (36.78)
Journal/publisher retains 66 (88.00) 28 (29.79) 54 (62.07)
Other 0 (0) 2 (2.02) 1 (1.00)
Not found/reported 18 (19.35) 5 (5.05) 13 (13.00)
Creative Commons mentioned Total indicating 22 (23.66) 89 (89.90) 43 (43.00)
Attribution (CC BY) 12/22 (54.55) 62/89 (69.66) 21/43 (48.84)
Attribution-ShareAlike (CC BY-SA) 0/22 (0) 1/89 (1.12) 0/43 (0)
Attribution-NoDerivs (CC BY-ND) 0/22 (0) 1/89 (1.12) 0/43 (0)
Attribution-Non-Commercial (CC BY-NC) 2/22 (9.09) 19/89 (21.35) 17/43 (39.53)
Attribution-Non-Commercial-ShareAlike (CC BY-NC-SA) 4/22 (18.18) 7/89 (7.87) 6/43 (13.95)
Attribution-Non-Commercial-NoDerivs (CC BY-NC-ND) 3/22 (13.64) 2/89 (2.25) 30/43 (69.77)
No specific license indicated 1/22 (4.55) 0 (0) 0 (0)
  1. aOther: per page fee, per author fee, per colour figure fee, and other one-time publication fee
  2. bDenominator of fractions indicates the number of journals where an article processing charge (APC) was specifically identified
  3. cData presented for journals indicating an APC