Figure 10
The visualization presents a thematic map divided into four quadrants by dashed horizontal and vertical lines. The horizontal axis represents “Relevance degree (Centrality)” and the vertical axis represents “Development degree (Density)”. In the upper-right quadrant, labeled “Motor Themes”, a large blue circle contains the keywords “human”, “humans”, and “health insurance”. In the lower-right quadrant, labeled “Basic Theme”, a pink circle contains “health services accessibility”, “female”, and “male”. The upper-left quadrant, labeled “Niche Themes”, features a red circle with the terms “adult”, “middle aged”, and “aged”. Finally, the lower-left quadrant, labeled “Emerging or declining Themes”, contains a small green circle with the labels “universal health insurance”, “government”, and “delivery of health care”.Thematic map. Source(s): Authors’ compilation using Biblioshiny