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Original Research

The Prevalence of Demodex Blepharitis in US Eye Care Clinic Patients as Determined by Collarettes: A Pathognomonic Sign

, ORCID Icon, , , , & ORCID Icon show all
Pages 1153-1164 | Published online: 15 Apr 2022

Figures & data

Table 1 Demographic Characteristics

Figure 1 Prevalence of Demodex blepharitis, as confirmed by the presence of collarettes, in the overall dataset.

Figure 1 Prevalence of Demodex blepharitis, as confirmed by the presence of collarettes, in the overall dataset.

Figure 2 Prevalence of Demodex blepharitis by age of patients.

Figure 2 Prevalence of Demodex blepharitis by age of patients.

Figure 3 Prevalence of Demodex blepharitis, by visit type. Orange horizontal bar indicates the overall prevalence.

Figure 3 Prevalence of Demodex blepharitis, by visit type. Orange horizontal bar indicates the overall prevalence.

Table 2 Prevalence of Demodex Blepharitis, as Confirmed by the Presence of Collarettes, in Patients with Various Ocular or Systemic Comorbidities

Table 3 Prevalence of Demodex Blepharitis in Patients Using Concomitant Medications, Products, Contact Lenses, or Artificial Eyelashes

Figure 4 Prevalence of Demodex blepharitis in patients diagnosed with dry eye disease (DED) who were receiving or not receiving prescription DED therapy.

Figure 4 Prevalence of Demodex blepharitis in patients diagnosed with dry eye disease (DED) who were receiving or not receiving prescription DED therapy.

Figure 5 Prevalence of Demodex blepharitis in patients diagnosed with meibomian gland dysfunction (MGD), with or without concomitant rosacea.

Figure 5 Prevalence of Demodex blepharitis in patients diagnosed with meibomian gland dysfunction (MGD), with or without concomitant rosacea.

Figure 6 Percentage of patients with concomitant blepharitis, dry eye disease (DED) and presence of collarettes in contact lens wearers versus those who were not using contact lenses.

Figure 6 Percentage of patients with concomitant blepharitis, dry eye disease (DED) and presence of collarettes in contact lens wearers versus those who were not using contact lenses.