case_images: PMC11745782_01
case_images: Increasing scale of area of application of the sunscreen. *Areas shaded in black on the face of the volunteer corresponding to (A) 15.53%, (B) 56.19% and (C) 100% of sunscreen surface cover.
case_images: gr1.jpg
case_images: PMC11745782_01_gr1.jpg
case_images: fig0005
case_images: Fig. 1 shows an example of how the area of application of the sunscreen was visualized, in the form of an increasing scale.
case_images: PMC11745782_02
case_images: Application surface depending on the age of volunteers.
case_images: gr2.jpg
case_images: PMC11745782_02_gr2.jpg
case_images: fig0010
case_images: Due to the large difference in volunteers in each group, it was not possible to carry out statistical analysis using the age stratification shown in Fig. 2.
case_images: Application surface depending on the skin color of the volunteers.
case_images: gr3.jpg
case_images: PMC11745782_02_gr3.jpg
case_images: fig0015
case_images: Finally, volunteers were classified according to their self-declared skin color (Fig. 3).