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Table 2 Flesch-Kincaid grade reading level of chiropractic research informed consent documents

From: Do informed consent documents for chiropractic clinical research studies meet readability level recommendations and contain required elements: a descriptive study

Informed Consent Section Flesch-Kincaid Grade Reading Level Mean(SD)
Document* (n = 13) 10.8 (2.2)
Purpose section (n = 13) 11.8 (4.5)
Eligibility section (n = 6) 9.3 (4.1)
Intervention section (n = 13) 9.6 (2.5)
Risk section (n = 13) 11.5 (2.5)
Protections section (n = 4) 8.4 (0.4)
Benefits section (n = 13) 11.1 (4.6)
Voluntariness section (n = 13) 10.0 (2.7)
Study alternatives section (n = 10) 10.2 (2.1)
  1. *The average of the 3 largest uninterrupted sections of the informed consent document.
  2. SD- Standard Deviation.