Research Article
Evaluation of Hair Density and Hair Diameter in the Adult Thai Population Using Quantitative Trichoscopic Analysis
Table 4
Comparisons of hair density and hair diameter with aging among different scalp sites.
| Scalp area | Ethnicity | Pairwise comparison | Asian (present study) | Caucasian | African | Hispanic | Asian vs. Caucasian | Asian vs. African | Asian vs. Hispanic |
| Frontal | 154.3 ± 12.8 | 230 ± 33 | 160 ± 27 | 174 ± 32 | | | | Vertex | 162.9 ± 15.7 | 226 ± 20 | 149 ± 23 | 178 ± 33 | | | | Occipital | 160.2 ± 15.3 | 214 ± 28 | 148 ± 25 | 169 ± 31 | | | |
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Data are mean ± SD. Statistically significant difference. |