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. 2022 Feb 20;22:161. doi: 10.1186/s12879-022-07155-2

Table 3.

An overview of the range and mean SMOG and Flesch Readability Ease scores for four countries

Country Range and mean SMOG Flesch Reading Ease score Flesch Readability ease

Australian Government

(n = 4)

Range:

Mean:

9–12

10.5 (Grade 11)

39–51.6

45.25

Fairly difficult to read -difficult to read

Difficult to read

Canadian Government

(n = 4)

Range:

Mean:

7.4–12

10.33(Grade 10)

40.1–59.5

49.38

Standard/average—Difficult to read

Difficult to read

UK Government

(n = 4)

Range:

Mean:

8.3–11.2

9.58(Grade 10)

52–63

55.95

Standard/average—Fairly difficult to read

Fairly difficult to read

French Government (n = 4)

Range:

Mean:

7.1–9.7

8.45(Grade 8)

49–65.6

57.2

Standard/average—Difficult to read

Fairly difficult to read

All webpages

(n = 16)

Range:

Mean:

7.1–12

9.71(Grade 10)

39–65.6

51.95

Standard/average—Difficult to read

Fairly difficult to read (10th–12th Grade)

SMOG Simple Measure of Gobbledygook; UK United Kingdom