Trends in Gender Authorship and Collaborations: A 30-Year Comparative Bibliometric Analysis of Manuscripts from The Journal of Bone and Joint Surgery and The Bone and Joint Journal
Table 4
Bibliometric analyses by author gender, journal, and geographic region over time.
First author
Corresponding author
n
% n
n
% n
1986
1996
2006
2016
1986
1996
2006
2016
value∧
1986
1996
2006
2016
1986
1996
2006
2016
value∧
JBJS and BJJ
All woman
11
32
74
78
3.9
9.8
11.2
15.8
0.000001
9
26
58
74
4.5
8.0
8.7
15.8
0.000003
Man
268
293
586
415
96.1
90.2
88.8
84.2
189
301
608
394
95.5
92.0
91.3
84.2
North America woman
5
14
46
31
3.5
9.0
14.0
12.9
0.002
3
12
36
30
4.1
7.8
11.0
13.7
0.01
Man
138
141
283
210
96.5
91.0
86.0
87.1
70
141
290
189
95.9
92.2
89.0
86.3
Europe woman
6
16
22
37
5.8
11.5
8.6
19.5
0.0014
6
13
20
31
5.9
9.1
7.6
16.7
0.005
Man
98
123
234
153
94.2
88.5
91.4
80.5
96
130
243
155
94.1
90.9
92.4
83.3
Asia woman
0
1
2
6
0.0
4.3
3.6
13.3
0.036
0
1
1
9
0.0
4.3
1.8
19.6
0.006
Man
20
22
54
39
100.0
95.7
96.4
86.7
13
22
56
37
100.0
95.7
98.2
80.4
Aus/NZ woman
0
1
4
4
0.0
12.5
21.1
23.5
0.076
0
0
1
4
0.0
0.0
5.0
23.5
0.028
Man
12
7
15
13
100.0
87.5
78.9
76.5
10
8
19
13
100.0
100.0
95.0
76.5
JBJS
All woman
3
15
52
40
2.0
9.6
13.0
16.1
0.00001
1
13
41
36
1.4
8.5
10.4
16.3
0.0003
Man
150
142
347
208
98.0
90.4
87.0
83.9
68
140
352
185
98.6
91.5
89.6
83.7
North America woman
3
14
42
27
2.3
10.2
14.0
15.3
0.00025
1
12
33
23
1.7
9.0
11.2
14.8
0.0052
Man
127
123
258
150
97.7
89.8
86.0
84.7
59
122
262
132
98.3
91.0
88.8
85.2
Europe wman
0
1
9
10
0.0
5.9
12.5
19.2
0.034
0
1
8
10
0.0
6.3
11.1
20.8
0.044
Man
13
16
63
42
100.0
94.1
87.5
80.8
6
15
64
38
100.0
93.8
88.9
79.2
Asia woman
0
0
0
1
0.0
0.0
0.0
7.1
0.27
0
0
0
2
0.0
0.0
0.0
15.4
0.10
Man
8
2
25
13
100.0
100.0
100.0
92.9
2
2
24
11
100.0
100.0
100.0
84.6
BJJ
All woman
8
17
22
38
6.3
10.1
8.4
15.5
0.01
8
13
17
38
6.2
7.5
6.2
15.4
0.003
Man
118
151
239
207
93.7
89.9
91.6
84.5
121
161
256
209
93.8
92.5
93.8
84.6
North America woman
2
0
4
4
15.4
0.0
13.8
6.3
0.60
2
0
3
7
15.4
0.0
9.7
10.9
0.72
Man
11
18
25
60
84.6
100.0
86.2
93.8
11
19
28
57
84.6
100.0
90.3
89.1
Europe woman
6
15
13
27
6.6
12.3
7.1
19.6
0.013
6
12
12
21
6.3
9.4
6.3
15.2
0.051
Man
85
107
171
111
93.4
87.7
92.9
80.4
90
115
179
117
93.8
90.6
93.7
84.8
Asia woman
0
1
2
5
0.0
4.8
6.5
16.1
0.06
0
1
1
7
0.0
4.8
3.0
21.2
0.015
Man
12
20
29
26
100.0
95.2
93.5
83.9
11
20
32
26
100.0
95.2
97.0
78.8
Aus/NZ woman
0
1
3
2
0.0
14.3
17.6
16.7
0.23
0
0
1
3
0.0
0.0
5.6
25.0
0.041
Man
10
6
14
10
100.0
85.7
82.4
83.3
9
7
17
9
100.0
100.0
94.4
75.0
^ Cochran linear trend test. Aus/NZ = Australia/New Zealand.
