Table 2.

Comprehension of Information by Biosimilar Disclosure Characteristic

Biosimilar Disclosure Characteristic
Kesterin is a Biosimilar + EffectiveKesterin is a Biosimilar + Effective + Same SourcesKesterin is a Biosimilar + Effective + Same Sources + Dosage and AdministrationNames the Reference Drug Mytrozen in DefinitionDoes Not Name Reference Drug in Definition
Consumers (n = 379)
 Correctly understood Kesterin has the same safety and efficacy as original50 (48.5%)44 (48.4%)55 (57.3%)81 (54.0%)68 (48.6%)
 Correctly understood Kesterin is made from the same types of sources as originalN/A56 (61.5%)53 (55.2%)62 (62.0%)47 (54.0%)
 Correctly understood Kesterin has the same strength and dosage as originalN/AN/AN/A27 (51.9%)22 (50.0%)
HCPs (n = 360)
 Correctly understood Kesterin has the same safety and efficacy as original65 (74.7%)65 (68.4%)70 (72.2%)99 (74.4%)101 (69.2%)
 Correctly understood Kesterin is made from the same types of sources as originalN/A84 (88.4%)77 (79.4%)78 (83.9%)83 (83.8%)
 Correctly understood Kesterin has the same strength and dosage as originalN/AN/AN/A34 (75.6%)43 (82.7%)
  • Abbreviation: HCPs, Health care providers.

  • Note: All P-values across for described comparisons were nonsignificant at the Bonferroni adjusted values. Control condition did not receive comprehension questions.

  • N/A – comprehension item not assessed for given condition.