Table 3

Hot thematic areas

KeywordsCentralityFrequency
big data*0.411225
Internet of Things*0.32536
digital health*0.27697
could computing*0.23344
artificial intelligence*0.21269
monitoring*0.18497
machine learning*0.15267
neural network*0.14322
blockchain*0.13210
sensor*0.12625
electronic health record*0.12437
privacy*0.12181
robot0.08217
disease0.04461
diagnosis imaging0.04219
ecosystem0.04104
digital transformation0.01100
Health system0.01230
COVID-190.01510
  • (Pivotal points: C≥0.1) Source: author.