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Table 2 Motivators for clinical study participation according to study phase (N=80)

From: Motives for participating in a clinical research trial: a pilot study in Brazil

Motivators Phase I (n = 40) Phase III (n = 40)  
  n (%) n (%) P - value2
    < 0.0001
Financial Compensation 36 (94.7) 2 (5.3)  
Therapeutic option 0 (0.0) 34 (100.0)  
Other1 4 (50.0) 4 (50.0)  
  1. 1 Including altruism, knowledge, medical indication and access to healthcare; 2 Fisher exact test.