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Objective: To know the basic status of researches on the mental health of prostatitis patients in China by statistical analysis of the literature published in the past two decades and provide some reference for such studies., Methods: Using the bibliometrics method, we performed statistical analyses on the publication years, journals, and authors of the articles published in the core journals concerning the mental health of prostatitis patients in China as well as on the topics of the identified studies using their titles, key words and abstracts., Results: Totally, 226 related studies were identified, of which 31 (by 29 authors) were published in the Chinese core journals. As for the topics of the included studies, 102 (45.13%) focused on the role and significance of psychotherapy in the treatment of prostatitis, 52 (23.01%) on the correlation of psychological factors with prostatitis, and 23 (10.18%) on the correlation of psychopathic factors with prostatitis complicated by sexual dysfunction. Most of the articles on the mental health of prostatitis patients were published in National Journal of Andrology., Conclusions: Studies on the mental health of prostatitis patients in China are carried out in varied institutions and different directions but, however, need to be furthered and deepened. For this condition, a comprehensive therapeutic mode of "prevention-communication-treatment" is coming into being, and the methodology for related researches is gradually turning from linear to stereoscopic.

Objective: To analyze the distribution pattern of the references in National Journal of Andrology (NJA) and Asian Journal of Andrology (AJA), and evaluate the ability of information collection and the characteristics of literatures requested by scientists of andrology., Methods: The citation analysis was used to analyze the references cited by articles published on the two journals, including the number, type and publication year of references, and Price Index, self-citing rate of the two journals and top cited journals were analyzed individually., Results: The average numbers of references per article in AJA and NJA were 20.43 and 10.18 respectively, and the percentages of journals cited by the two journals were 95.84% and 93%. The Price indices were 38.50% and 55.01%, and self-citing rates were 6.20% and 5.82% for the two journals respectively. There were 358 and 725 journals cited by AJA and NJA, the top 12 of which provided 42.47% and 37.41% of all references respectively., Conclusion: The main reference type was journal. NJA cited more disciplines than AJA did, and it cited more current publications. The result shows authors in NJA can use latest articles and keep abreast of progress in andrology. AJA had more references and relatively concentrated cited journal categories, and citing half-life of AJA was longer than that of NJA.

Objective: To evaluate the academic level and influence of National Journal of Andrology through statistical analysis for the fund sponsored articles., Methods: Utilizing the information from China Hospital Knowledge Database (CHKD), and adopting bibliometrics methods, we carried on statistical analysis for the fund sponsored articles published on National Journal of Andrology dated from Mar. 2000 to Jun. 2005., Results: Nine hundred and fourty-two articles were screened, of which 204 (21.7%) were fund sponsored, and the proportion of the articles supported by various funds, including the funds from national key projects, presented an increasing tendency every year. The authors were distributed among 30 provinces and 6 oversea countries with an average age 37.4 years old, of whom 37.7% got doctor's degree and 38.7% masters degree. The articles involved clinical research were at 28.9%, and basic study and applied study were at 71.1%, respectively., Conclusion: The articles supported by various funds in National Journal of Andrology have taken a high percentage, so the journal achieves a fine academic level and social influence.

Objective: To evaluate the academic level and the popularity of National Journal of Andrology., Methods: According to the information of Chinese Medical Citation Index (CMCI), a statistical analysis was made of the amount and distribution of the originals published in National Journal of Andrology and cited by the journals included by CMCI., Results: The originals published in National Journal of Andrology were highly qualified and influential, with their authors widely distributed all over China and even in some parts of the world., Conclusion: With its unique academic style and character, National Journal of Andrology is a main core periodical of medicine, as well as one of the most important information resources in the field of andrology in China.

Objectives: To evaluate the academic status and influence of the National Journal of Andrology (NJA)., Methods: The data of articles and citations in 16 issues of NJA (2000-2002) were collected, then the quality of this journal was evaluated in terms of bibliometric parameters., Results: Except for reviews and translations, the sums of original papers accounted for 183 (53.5%), the articles with citation in 16 issues were 333 (97.08%), and funded project papers accounted for 62 (18.08%). The number of the articles and funded project papers increased every year; the average publishing cycle of the articles was 8.7 months; the average number of authors was 3.7 per article; the average age of the first author was 36.3 years old; the authors distributed in 30 provinces, 43.37% of the authors had senior professional title and 40.80% of the authors had master's or doctor's degrees, the journal had a high rate of self-citation (6.30%)., Conclusions: National Journal of Andrology is a high quality journal, with excellent authors, strong influence and bright future.