Table 4. Evaluation scores and Grade Levels for READABILITY of the websites' information, (N=11).
| Websites Evaluated | F-K Grade | SMOG Grade1 | SMOG Grade2 |
| A. www.anticoagulation.com.au | 8.1 | 9.0 | 12.3 |
| B. www.anticoagulationeurope.org | 9.0 | 12.0 | 13.0 |
| C. www.clotcare.com | 12.0 | 13.0 | 14.0 |
| D. www.coaguchek.com† | 12.3 | 13.0 | 15.3 |
| E. www.coumadin.com† | 9.1 | 11.0 | 13.0 |
| F. www.ismaap.org | 12.4 | 12.0 | 15.1 |
| G. www.mybloodthinner.org | 11.0 | 11.0 | 15.0 |
| H. www.ptinr.com† | 6.0 | 9.0 | 10.4 |
| I. www.stoptheclot.org | 10.0 | 13.0 | 15.0 |
| J. www.tigc.org | 8.2 | 9.0 | 11.1 |
| K. www.warfarinfo.com† | 8.0 | 11.0 | 13.0 |
| Mean (SD) 95% Confidence Interval | 9.6(2.1) (8.2-11.0) | 11.0 (1.6) (10.1-12.3) | 13.4 (1.7) (12.3-14.5) |
1
Grade level from SMOG manual calculation;
2
Grade level measured by online SMOG calculator;
†
Commercial sites