3.8. Analysis of Keywords
This study analyzed the trends in keywords and extended keywords from 1971 to 2023. The most keywords were stroke, rehabilitation, and hemiparesis. For extended keywords, rehabilitation, recovery, and hemiparesis dominated the trend. Figure 8a shows how keywords have changed from year to year. Figure 8b illustrates the changes in the extended keywords over time.
Figure 8a Trend of keywords.
Figure 8b Trend of extended keywords.