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. 2023 Dec 20;13(5):439–445. doi: 10.5662/wjm.v13.i5.439

Table 3.

Unpaired t-test for government non-government organizations vs academic websites

Readability metric
Government & NGO mean ± SD (range)
Academic mean ± SD (range)
Percentage mean difference
P value
Flesch reading ease 49.0330 ± 17.4883 (28.0-86.1) 53.5880 ± 14.3224 (23.2-66.6) 4.438 0.276
Flesch-Kincaid 10.7860 ± 2.9066 (5.0-15.6) 10.825 ± 4.083 (7.5-20.1) 0.362 0.554
Gunning fog 13.529 ± 2.869 (8.2-18.5) 13.1500 ± 4.5056 (9.6-23.5) 2.838 0.475
SMOG 9.8860 ± 2.1763 (5.6-13.4) 9.7880 ± 2.8478 (7.2-15.8) 0.998 0.453
Coleman-liau index 13.1670 ± 2.2265 (7.5-16.1) 12.0500 ± 0.7051 (11.2-13.0) 8.857 0.086
Automated readability 10.200 ± 2.8660 (4.6-16.0) 11.0000 ± 4.7413 (7.2-22.0) 7.547 0.290
Average grade level 11.51330 ± 2.55634 (6.18-15.68) 11.36250 ± 3.33421 (8.54-18.88) 1.319 0.665
Complex words 130.81 ± 117.662 (44-459) 122.380 ± 51.578 (70-210) 6.663 0.304
Percentage of complex words 0.1746810 ± 0.0552751 (0.0538-0.2356) 0.1414500 ± 0.0334975 (0.1063-0.1860) 21.024 0.187
Average words per sentence 16.90710 ± 3.23038 (14.03-25.71) 20.32130 ± 8.64815 (14.12-40.74) 18.341 0.090
Average syllables per word 1.67520 ± 0.19457 (1.21-1.85) 1.56750 ± 0.07459 (1.49-1.68) 6.645 0.041

NGO: Non-government organizations.