highly significantp <0.001
Highly significant associations were observed with hair dye (74.1% vs. 8.2%, p <0.001), bleach (81.5% vs. 16.4%, p <0.001), and permanent solutions (33.3% vs. 8.2%, p =0.01) as suspected materials.
Highly significant associations were observed with hair dye (74.1% vs. 8.2%, p <0.001), bleach (81.5% vs. 16.4%, p <0.001), and permanent solutions (33.3% vs. 8.2%, p =0.01) as suspected materials.