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Table 3 Estimated numbers of patients and estimated capture probabilities by individual covariates

From: Prevalence of inherited ichthyosis in France: a study using capture-recapture method

Individual covariate Numbers of recorded patients Estimated number of patients* 95% CI Estimated capture probability*
Age
Under 15 years 42 58 [49–79] 72%
Older than 15 years 74 133 [102–197] 56%
Severity grade
Grade 1 (mild) 40 79 [55–141] 50%
Grade 2 (moderate) 40 67 [51–107] 59%
Grade 3 (severe) 26 34 [28–49] 77%
Grade 4 (very severe) 10 11 [10–17] 95%
  1. *Estimation obtained from the best log-linear model (independent sources model with three covariates effects).