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The distribution of Demodex positivity (> 5 Demodex per cm2)
| Variable | Control group | Acne group | P-value |
|---|---|---|---|
| Adolescent: | 0.175 | ||
| Demodex negative | 27 (100.0%) | 59 (90.8%) | |
| Demodex positive | 0 (0.0%) | 6 (9.2%) | |
| Post adolescent: | 0.027 | ||
| Demodex negative | 38 (100.0%) | 37 (86.0%) | |
| Demodex positive | 0 (0.0%) | 6 (14.0%) |
The difference in Demodex positivity was found statistically significant between the post adolescent acne and control groups (p = 0.004).
