Developing and evaluating rare disease educational materials co-created by expert clinicians and patients: the paradigm of congenital hypogonadotropic hypogonadism

Table 1 Summary of readability of co-created patient education material

Summary statistics (5 pages, 203 sentences + images)
Word count = 1,654
Character count = 8,251
Complex words (≥3 syllables) = 268
Average characters per word = 5
Average words per sentence = 8.1
Instrument	Score	Grade level
Flesch Reading Ease	67.6	8-9^th
Flesch-Kincaid Reading Level	5.9	6^th
Gunning Fog Index	9.7	9-10^th
Coleman Liau Index	8.8	8-9^th
SMOG	9.7	9^th
Automated Readability Index	6.1	6^th
Mean	8.0	8^th grade

ISSN: 1750-1172