Prevalence of sensitive skin and its biophysical response in a Mexican population

Figure 1 Relationship between the lactic acid stinging test response and self-diagnosis of sensitive skin in study subjects. Of the 246 subjects, 128 were positive and 118 were negative for the test. Bars represent the proportion of subjects with self-diagnosis of sensitive (n = 89) and non-sensitive skin (n = 157) and their results to the test. χ² test, ^aP < 0.05 vs positive for the test.