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Fig. 4 | Journal of Orthopaedic Surgery and Research

Fig. 4

From: Research trends and hotspots of high tibial osteotomy in two decades (from 2001 to 2020): a bibliometric analysis

Fig. 4

Co-occurrence analysis of HTO. a Mapping of keywords in the research area. The size of the points represents the frequency of appearance, and the keywords are divided into five clusters. b Heat map of keywords according to the mean frequency of appearance. c Overlap visualization diagram of color variation with the time axis (2012–2018); blue and purple nodes appear later than yellow and red nodes, meaning that red and yellow nodes are hot keywords

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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X