Skip to main content
. 2010 Apr;51(2):165–170. doi: 10.3325/cmj.2010.51.165

Table 1.

Characteristics of the titles in 22 journals included in the study. Title length and the relevant statistical analyses are presented in both characters and words.

Journal title Journal Impact Factor (2008) Country Number of articles Median (IQR*) title length Median (IQR) number of citations Slope of the regression line P value
American Journal of Medicine
5.105
US
186
85 (45.25) C
11 (5) W§
7 (14.25)
0.170
1.337
<0.001
< 0.001
Annals of Internal Medicine
17.457
US
184
94.5 (47.5) C
12.5 (5.75) W
0.5 (35)
0.233
1.563
0.003
0.010
British Medical Journal
12.827
England
263
104 (49) C
15 (6) W
21 (23)
0.182
1.152
<0.001
0.003
Croatian Medical Journal
1.114
Croatia
101
99 (48) C
13 (7) W
3 (7)
-0.010
-0.089
0.424
0.361
European Journal of Clinical Investigation
2.784
Germany
91
94 (42) C
12 (6) W
7 (10)
0.019
0.128
0.491
0.549
Irish Journal of Medical Sciences
0.352
Ireland
49
84 (36) C
11 (5.5) W
1 (2)
0.009
0.071
0.220
0.194
Journal of the American Medical Association
31.718
US
415
68 (62) C
9 (7) W
22 (67)
0.898
6.211
<0.001
< 0.001
Journal of General Internal Medicine
2.720
US
125
90 (35.5) C
13 (4) W
8 (11)
-0.004
-0.112
0.892
0.613
Journal of Internal Medicine
5.412
England
89
111 (49.5) C
15 (7) W
8 (12)
0.003
-0.060
0.930
0.822
Journal of the Royal Society of Medicine
1.356
England
84
47 (35.25) C
6 (4) W
1 (2)
0.005
0.005
0.729
0.956
Lancet
28.409
England
513
56 (71.5) C
8 (9)
5 (50)
1.110
8.870
<0.001
< 0.001
Medicine
4.329
US
30
101 (61.5) C
13 (7.25) W
14.5 (22.75)
-0.093
-0.557
0.180
0.298
National Medical Journal of India
0.911
India
45
84 (42) C
10 (5) W
1 (4.5)
0.019
0.193
0.342
0.181
Saudi Medical Journal
0.396
Saudi Arabia
413
79 (47) C
11 (6) W
0 (2)
0.008
0.062
0.004
0.004
New England Journal of Medicine
50.017
US
487
65 (31) C
9 (4) W
8 (107)
2.476
13.360
<0.001
< 0.001
Nature
31.434
England
1289
66 (38) C
9 (5) W
38 (77)
0.991
5.862
<0.001
< 0.001
Cell
31.253
US
279
96 (37) C
13 (5) W
66 (68)
-0.023
-0.232
0.917
0.884
Science
28.103
US
1030
75 (25.25) C
10 (4) W
43 (62.25)
0.616
2.605
<0.001
0.004
American Journal of Hematology
2.126
US
161
104(50.5) C
13 (6.5) W
8 (10.5)
-0.007
0.006
0.788
0.974
Journal of Immunology
6.000
US
1731
114 (48) C
15 (6) W
40 (42)
0.016
-0.133
0.628
0.592
Journal of Molecular Biology
4.146
US
891
105 (46) C
14 (7) W
29 (30)
-0.127
-1.018
0.093
0.058
American Journal of Cardiology
3.905
US
575
114 (48) C
15 (6) W
14 (22)
0.033
0.259
0.233
0.238
Overall 9031 87 (50) C
12 (6) W 25 (53) 0.140
0.778 <0.001
< 0.001

*Interquartile range.

†Slope different from zero.

‡Characters including spaces.

§Words.