Research Article
Oral Cancer Incidence, Mortality, and Mortality-to-Incidence Ratio Are Associated with Human Development Index in China, 1990–2019
Figure 1
The comparison of the three HDI stages in terms of ASIR, ASMR, and MIR. The Mann–Whitney -test showed significant differences of ASIR, ASMR, and MIR between groups (). Mann–Whitney -test between groups; Mann–Whitney -test between groups; Mann–Whitney -test between groups.