Table 1.

Readability indices for COVID-19 patient education materials (n = 141)

Readability indices	Mean score ± standard deviation	Compared to sixth grade reading level (P value)
FKGL*	10.5 ± 1.5	<.001
SMOG†	9.6 ± 1.2	<.001
Gunning FOG‡	12.6 ± 1.7	<.001

^⁎Flesh-Kincaid Grade Level.

^†Simple Measure of Gobbledygook.

^‡Gunning Frequency of Gobbledygook.