Analysis of the scientific production of the Brazilian Journal of Geriatrics and Gerontology: a bibliometric review

OBJECTIVE: To describe and analyze the profile of publications of the Brazilian Journal of Geriatrics and Gerontology (RBGG) between years 2006 to 2013. METHOD: This is a survey of literature review, descriptive type with bibliometric analysis of scientific production of RBGG. Data collection was performed by three trained investigators. The editorial staff was contacted via e-mail to get information regarding the number of manuscripts received, rejected and accepted. RESULTS: It published a total of 400 articles, of which 301 (75.3%) were original articles and 42 (10.5%) reviews. Most studies (95.1%) were published by Brazilian authors, most of whom are from the Southeast (43.4%) and South (26.8%), concentrated in the states of São Paulo (19.8%), Rio Grande do Sul (15.6%) and Rio de Janeiro (12.0%). Most works had quantitative approach and the most frequent type of study is the cross-sectional (45.9%), followed by literature review (13.7%) and a number of observational cases (10.7%). There was an increase in time of publication between 2006 and 2011, followed by stability until 2013. The most common themes were related to the psychological aspects of aging, physical activity and nutrition. CONCLUSIONS: There has been observed continuing increase in the number of papers received and published in RBGG in this period. The production is focused mainly in the universities at the national scope in the Southeastern and Southern regions. A wide range of topics was also identified.

研究目的：描述并分析2006年至2013年《巴西老年病与老年医学杂志》（Brazilian Journal of Geriatrics and Gerontology, RBGG）刊载文献的整体概况。
研究方法：本研究为描述性文献调研，采用文献计量分析（bibliometric analysis）方法对该刊的科研产出进行分析。数据收集工作由三名经过专业培训的研究人员开展；通过邮件联系期刊编辑部，获取该刊收稿、退稿及录用稿件的相关统计信息。
研究结果：该刊在此期间共计刊载论文400篇，其中原创性论文（original articles）301篇（占比75.3%），综述类论文（reviews）42篇（占比10.5%）。绝大多数研究（95.1%）由巴西作者完成，作者群体主要集中于巴西东南部（43.4%）与南部地区（26.8%），其中圣保罗州（19.8%）、南里奥格兰德州（15.6%）及里约热内卢州（12.0%）的作者占比最高。多数研究采用定量研究方法，最常见的研究类型为横断面研究（cross-sectional）（45.9%），其次为文献综述（13.7%）与观察性病例研究（observational cases）（10.7%）。2006年至2011年，该刊刊载论文数量呈逐年增长趋势，2011年至2013年则趋于平稳。刊载论文的热门主题涵盖衰老相关心理问题、体育活动与营养学领域。
研究结论：本研究周期内，《巴西老年病与老年医学杂志》的收稿与刊载论文数量均呈持续增长态势；科研产出主要集中于巴西东南部与南部地区的高校；研究主题覆盖范围较为广泛。