Canadian Respiratory Journal / 2017 / Article / Tab 1

Research Article

Readability and Suitability of COPD Consumer Information

Table 1

Readability interpretation.

(i) Flesch Reading Ease(i) Gunning Fog(i) Flesch-Kincaid Grade Level
(ii) Coleman-Liau Index
(iii) SMOG Index
(iv) Automated Readability Index
(v) Linsear Write Formula

90–100: very easy5: readable
10: hard
15: difficult
20: very difficult
Number is considered equivalent to grade level. Anything above 12 is considered college level.
80–89: easy
70–79: fairly easy
60–69: standard
50–59: fairly difficult
30–49: difficult
0–29: very confusing

SMOG: simple measure of Gobbledygook.

We are committed to sharing findings related to COVID-19 as quickly and safely as possible. Any author submitting a COVID-19 paper should notify us at to ensure their research is fast-tracked and made available on a preprint server as soon as possible. We will be providing unlimited waivers of publication charges for accepted articles related to COVID-19. Sign up here as a reviewer to help fast-track new submissions.