Article Figures & Data
Figures
- Fig 1.
The ratio of American to non-American authorship falls significantly (P < .05) during the 21 years for neuroradiology only.
- Fig 2.
Participation of different continents (%) in American neurology (A), neuroradiology (B), and neurosurgery (C) journals, excluding the United States. The trend of publications by continent is demonstrated over time by field showing the dominance of European contributors for neurology only.
- Fig 3.
The contributions of China and Australia across all fields have significantly increased, while Japanese articles have shown a decline. ★ indicates a statistically significant difference at P < .05.
- Fig 4.
The citation trends of American versus non-American articles show a downward trend for all journals but remain in favor of American authors, except most recently in neurology, in which the trend crosses below the even mark.
