Table 3.
Descriptive statistics of the three readability indexes and length by package leaflet section and year studied.
| Variable, year, and section | n | Mean (SD) | 95% CI | Median | Range | Pa | ||
| SMOG grade |
|
|
|
|
|
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||
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|
2007 |
|
|
|
|
|
<.001 | |
|
|
|
1. What X is and what it is used for | 36 | 18.4 (2.1) | 17.7-19.1 | 18.0 | 15-24 |
|
|
|
|
2. What you need to know before you take (or use) X | 36 | 17.2 (1.3) | 16.8-17.6 | 17.0 | 14-19 |
|
|
|
|
3. How to take (or use) X | 36 | 16.3 (1.4) | 15.8-16.7 | 16.0 | 14-21 |
|
|
|
|
4. Possible side effects | 36 | 20.3 (2.6) | 19.5-21.2 | 20.0 | 15-28 |
|
|
|
|
5. How to store X | 36 | 13.7 (1.2) | 13.3-14.1 | 14.0 | 11-16 |
|
|
|
|
6. Annex | 10 | 15.0 (0.7) | 14.5-15.5 | 15.0 | 14-16 |
|
|
|
2010 |
|
|
|
|
|
<.001 | |
|
|
|
1. What X is and what it is used for | 36 | 18.5 (1.8) | 17.9-19.1 | 19.0 | 15-23 |
|
|
|
|
2. What you need to know before you take (or use) X | 36 | 17.2 (1.3) | 16.8-17.6 | 17.0 | 14-20 |
|
|
|
|
3. How to take (or use) X | 36 | 16.1 (1.2) | 15.7-16.5 | 16.0 | 14-20 |
|
|
|
|
4. Possible side effects | 36 | 20.7 (2.8) | 19.7-21.7 | 20.5 | 15-28 |
|
|
|
|
5. How to store X | 36 | 13.7 (1.0) | 13.4-14.1 | 14.0 | 11-16 |
|
|
|
|
6. Annex | 11 | 14.9 (0.7) | 14.4-15.4 | 15.0 | 14-16 |
|
|
|
2013 |
|
|
|
|
|
<.001 | |
|
|
|
1. What X is and what it is used for | 36 | 18.6 (1.9) | 17.9-19.2 | 18.5 | 15-23 |
|
|
|
|
2. What you need to know before you take (or use) X | 36 | 17.4 (1.3) | 16.9-17.8 | 18.0 | 14-20 |
|
|
|
|
3. How to take (or use) X | 36 | 16.2 (1.2) | 15.8-16.6 | 16.0 | 14-19 |
|
|
|
|
4. Possible side effects | 36 | 20.9 (3.3) | 19.8-22.0 | 21.0 | 16-30 |
|
|
|
|
5. How to store X | 36 | 13.9 (1.0) | 13.5-14.2 | 14.0 | 11-16 |
|
|
|
|
6. Annex | 12 | 14.9 (0.7) | 14.5-15.3 | 15.0 | 14-16 |
|
| Flesch-Kincaid grade level |
|
|
|
|
|
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||
|
|
2007 |
|
|
|
|
|
<.001 | |
|
|
|
1. What X is and what it is used for | 36 | 18.4 (2.7) | 17.5-19.3 | 18.0 | 14.4-25.6 |
|
|
|
|
2. What you need to know before you take (or use) X | 36 | 16.4 (1.5) | 15.9-16.9 | 16.5 | 12.6-18.7 |
|
|
|
|
3. How to take (or use) X | 36 | 16.0 (1.9) | 15.3-16.6 | 15.7 | 12.7-20.9 |
|
|
|
|
4. Possible side effects | 36 | 20.0 (3.0) | 19.0-21.0 | 19.3 | 13.8-28.9 |
|
|
|
|
5. How to store X | 36 | 13.0 (1.7) | 12.4-13.6 | 12.7 | 10.0-16.7 |
|
|
|
|
6. Annex | 10 | 12.9 (1.0) | 12.2-13.6 | 12.8 | 11.5-14.9 |
|
|
|
2010 |
|
|
|
|
|
< .001 | |
|
|
|
1. What X is and what it is used for | 36 | 18.6 (2.3) | 17.8-19.4 | 19.0 | 14.5-24.8 |
|
|
|
|
2. What you need to know before you take (or use) X | 36 | 16.6 (1.5) | 16.1-17.1 | 16.6 | 13.3-19.7 |
|
|
|
|
3. How to take (or use) X | 36 | 15.5 (1.6) | 15.0-16.0 | 15.4 | 12.0-19.0 |
|
|
|
|
4. Possible side effects | 36 | 20.4 (3.4) | 19.2-21.5 | 20.0 | 13.4-29.6 |
|
|
|
|
5. How to store X | 36 | 12.2 (1.3) | 11.7-12.6 | 12.3 | 9.0-16.0 |
|
|
|
|
6. Annex | 11 | 12.8 (0.9) | 12.2-13.4 | 12.8 | 11.3-14.1 |
|
|
|
2013 |
|
|
|
|
|
<.001 | |
|
|
|
1. What X is and what it is used for | 36 | 18.5 (2.2) | 17.8-19.3 | 18.3 | 14.7-23.2 |
|
|
|
|
2. What you need to know before you take (or use) X | 36 | 16.7 (1.5) | 16.2-17.2 | 17.0 | 13.1-20.0 |
|
|
|
|
3. How to take (or use) X | 36 | 15.6 (1.7) | 15.1-16.2 | 15.2 | 12.2-19.5 |
|
|
|
|
4. Possible side effects | 36 | 20.5 (3.9) | 19.2-21.8 | 20.1 | 14.9-32.6 |
|
|
|
|
5. How to store X | 36 | 12.5 (1.2) | 12.1-12.9 | 12.7 | 9.0-15.2 |
|
|
|
|
6. Annex | 12 | 12.9 (0.9) | 12.3-13.4 | 13.1 | 11.2-14.1 |
|
| Szigriszt’s perspicuity index |
|
|
|
|
|
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||
|
|
2007 |
|
|
|
|
|
<.001 | |
|
|
|
1. What X is and what it is used for | 36 | 49.0 (9.6) | 45.8-52.3 | 51.0 | 31.9-64.1 |
|
|
|
|
2. What you need to know before you take (or use) X | 36 | 56.5 (5.8) | 54.5-58.4 | 56.6 | 44.7-69.5 |
|
|
|
|
3. How to take (or use) X | 36 | 58.0 (8.7) | 55.1-61.0 | 59.7 | 29.6-71.3 |
|
|
|
|
4. Possible side effects | 36 | 44.7 (9.5) | 41.5-47.9 | 45.6 | 20.0-67.0 |
|
|
|
|
5. How to store X | 36 | 69.5 (8.5) | 66.6-72.4 | 70.7 | 43.1-82.0 |
|
|
|
|
6. Annex | 10 | 71.7 (3.9) | 68.9-74.5 | 72.1 | 64.1-78.2 |
|
|
|
2010 |
|
|
|
|
|
<.001 | |
|
|
|
1. What X is and what it is used for | 36 | 48.5 (8.1) | 45.8-51.3 | 47.2 | 36.4-63.4 |
|
|
|
|
2. What you need to know before you take (or use) X | 36 | 55.9 (6.0) | 53.8-57.9 | 56.2 | 43.5-66.1 |
|
|
|
|
3. How to take (or use) X | 36 | 60.2 (6.9) | 57.8-62.5 | 60.7 | 41.0-73.4 |
|
|
|
|
4. Possible side effects | 36 | 44.4 (10.4) | 40.9-47.9 | 44.8 | 17.8-68.6 |
|
|
|
|
5. How to store X | 36 | 74.0 (6.5) | 71.8-76.2 | 74.3 | 54.3-88.8 |
|
|
|
|
6. Annex | 11 | 72.1 (3.3) | 69.9-74.3 | 71.2 | 67.4-78.2 |
|
|
|
2013 |
|
|
|
|
|
<.001 | |
|
|
|
1. What X is and what it is used for | 36 | 48.8 (8.6) | 45.9-51.7 | 50.0 | 28.3-63.4 |
|
|
|
|
2. What you need to know before you take (or use) X | 36 | 55.9 (5.9) | 53.9-57.9 | 55.9 | 42.1-68.3 |
|
|
|
|
3. How to take (or use) X | 36 | 59.8 (7.5) | 57.3-62.3 | 60.4 | 39.0-72.6 |
|
|
|
|
4. Possible side effects | 36 | 44.2 (11.3) | 40.4-48.0 | 44.8 | 10.7-63.0 |
|
|
|
|
5. How to store X | 36 | 72.7 (5.6) | 70.8-74.6 | 72.2 | 58.8-88.8 |
|
|
|
|
6. Annex | 12 | 71.6 (3.2) | 69.6-73.6 | 70.9 | 67.4-78.0 |
|
| Length |
|
|
|
|
|
|
||
|
|
2007 |
|
|
|
|
|
<.001 | |
|
|
|
1. What X is and what it is used for | 36 | 166 (75) | 140-191 | 157 | 62-433 |
|
|
|
|
2. What you need to know before you take (or use) X | 36 | 518 (323) | 409-628 | 502 | 89-1641 |
|
|
|
|
3. How to take (or use) X | 36 | 498 (351) | 379-617 | 422 | 89-1331 |
|
|
|
|
4. Possible side effects | 36 | 399 (236) | 320-479 | 331 | 113-984 |
|
|
|
|
5. How to store X | 36 | 102 (39) | 88-115 | 100 | 32-168 |
|
|
|
|
6. Annex | 10 | 922 (519) | 551-1294 | 646 | 481-2114 |
|
|
|
2010 |
|
|
|
|
|
< .001 | |
|
|
|
1. What X is and what it is used for | 36 | 163 (93) | 131-194 | 138 | 54-401 |
|
|
|
|
2. What you need to know before you take (or use) X | 36 | 546 (337) | 432-660 | 478 | 92-1572 |
|
|
|
|
3. How to take (or use) X | 36 | 477 (339) | 362-592 | 367 | 93-1332 |
|
|
|
|
4. Possible side effects | 36 | 491 (364) | 368-614 | 367 | 75-1726 |
|
|
|
|
5. How to store X | 36 | 116 (46) | 101-132 | 116 | 22-229 |
|
|
|
|
6. Annex | 11 | 977 (588) | 582-1372 | 645 | 479-2114 |
|
|
|
2013 |
|
|
|
|
|
<.001 | |
|
|
|
1. What X is and what it is used for | 36 | 168 (96) | 136-201 | 140 | 54-399 |
|
|
|
|
2. What you need to know before you take (or use) X | 36 | 618 (388) | 487-750 | 530 | 92-1572 |
|
|
|
|
3. How to take (or use) X | 36 | 471 (327) | 361-582 | 350 | 88-1244 |
|
|
|
|
4. Possible side effects | 36 | 532 (426) | 388-677 | 342 | 75-1976 |
|
|
|
|
5. How to store X | 36 | 132 (50) | 115-149 | 127 | 22-268 |
|
|
|
|
6. Annex | 12 | 947 (572) | 584-1310 | 644 | 479-2114 |
|
a Kruskal-Wallis test.