Table 1.
Readability characteristics by level.
| Characteristic | All (n=122) | Level | P value | ||||
|
|
|
Professional (n=66) | College (n=33) | 10th to 12th grade (n=11) | At or below ninth grade (n=12) |
|
|
| Reading time (seconds), median (IQR) | 78.4 (43.0, 161.3) | 129.4 (57.2, 191.6) | 64.4 (43.9, 107.7) | 38.9 (33.4, 93.9) | 32.8 (24.9, 48.8) | <.001 | |
| Character count, median (IQR) | 1350.5 (703.0, 2418.0) | 2003.0 (945.0, 2926.0) | 1242.0 (739.0, 1837.0) | 701.0 (620.5, 1609.0) | 632.5 (475.5, 878.0) | <.001 | |
| Word count, median (IQR) | 264.5 (145.0, 544.0) | 436.5 (193.0, 646.0) | 217.0 (148.0, 363.0) | 131.0 (112.5, 316.5) | 110.5 (84.0, 164.5) | <.001 | |
| Sentence count, median (IQR) | 31.5 (18.0, 60.0) | 47.0 (24.0, 68.0) | 26.0 (14.0, 36.0) | 21.0 (17.5, 36.0) | 17.0 (10.0, 21.5) | <.001 | |
| Paragraph count, median (IQR) | 35.5 (20.0, 84.0) | 75.5 (35.0, 121.0) | 27.0 (17.0, 41.0) | 23.0 (19.5, 33.0) | 13.5 (9.5, 17.0) | <.001 | |