Authorship Pattern and Collaborative Research in the Field of Chronic Liver Diseases (1984-2013)


  • C. Sathiavathy Research Scholar, R&D Centre, Bharathiar University, Coimbatore - 641 046, Tamil Nadu, India
  • P. Vinayagamoorthy University Librarian, Thiruvalluvar University, Vellore - 632 115, Tamil Nadu, India
  • J. Ramakrishnan Deputy Librarian, Regional Medical Library, The Tamil Nadu Dr. M.G.R. Medical University, Guindy, Chennai - 600 032, Tamil Nadu, India
  • J. Shanthi Librarian, DKM College for Women (Autonomous), Vellore-632 001, Tamil Nadu, India



ICT, special library, Bangladesh, information, service, provide, technology, automation, communication


This paper presents a bibliometric analysis of the authorship pattern in the field of Chronic Liver Diseases covered in the bibliographic database namely MEDLINE which covered in Pubmed for the period 1984-2013. MEDLINE covered the maximum of 77177 records during the study period 1984 to 2013. More than 90% of the total contributions represent collaborative research. The degree of collaboration has been arrived at 0.91. The value of Co-Authorship Index (CAI) for single author paper shows a declining trend from one block year period to another block. Similarly, for two authored papers, during 1984-1989, the CAI was 112.39, and started declining in other blocks. The CAI for multi authored papers was lowest (94.06) in the first block and enhanced to 103.72 in the fifth block period from 2008 to 2013. It indicates that the team work in Chronic Liver Diseases research is in increasing trend.




How to Cite

Sathiavathy, C., Vinayagamoorthy, P., Ramakrishnan, J., & Shanthi, J. (2014). Authorship Pattern and Collaborative Research in the Field of Chronic Liver Diseases (1984-2013). Asian Journal of Information Science and Technology, 4(2), 36–41.