Seasonal variations in amoebiasis, giardiasis, and other intestinal protozoal infections in Mexico, in the pre-pandemic (2017–2019) and post-pandemic (2020–2022) periods. A) New cases of amebiasis; B) giardiasis; and C) other intestinal protozoal infections. The periods with the highest incidence correspond to the warm and humid months of spring and summer in Mexico (shaded in grey). Average temperature during the period 2019–2020 and precipitation during the year 2021. Data were analyzed using GraphPad Prism version 6.01 for Windows.