CategoricalPrevalence ratioP values
Long fingernails‡70.0%35.0%0.5 (0.4)0.06
  • *Two-sided Wald test p value, unless specified.

  • †Rank-based p value.

  • ‡Restricted to 30 individuals with non-missing nail data.

  • TF, two-finger; TT; two-thumb.