Table 2.
Concordance of experts in their assessment scores of letters to patients written by 4th year students in 2011
| Evaluation category |
Score (mean ± SD)* (N = 363) |
Concordance† |
Difference‡ |
||
|---|---|---|---|---|---|
| Expert 1 | Expert 2 | Expert 3 | W (P) | χ2 (P) | |
| Adequacy and clarity of description of disease/state |
3.87 ± 1.04 |
2.80 ± 0.71 |
4.06 ± 0.91 |
0.490 (<0.001) |
19.070 (0.006) |
| Knowledge |
3.87 ± 1.05 |
2.95 ± 0.76 |
4.45 ± 0.88 |
0.547 (<0.001) |
25.009 (0.003) |
| Adequacy of recommendations |
3.48 ± 1.18 |
2.74 ± 0.76 |
2.75 ± 1.26 |
0.576 (<0.001) |
24.662 (0.017) |
| Courtesy and respect |
4.15 ± 0.95 |
3.87 ± 0.48 |
4.75 ± 0.52 |
0.456 (<0.001) |
7.286 (0.023) |
| Language and style |
3.87 ± 1.07 |
3.69 ± 0.57 |
4.48 ± 0.68 |
0.473 (<0.001) |
2.823 (0.361) |
| Total score | 19.25 ± 4.85 | 16.06 ± 2.51 | 20.50 ± 3.01 | 0.582(<0.001) | 263.064 (0.020) |
*The scale ranged from 1 to 5 points (maximum 25 points for the five evaluated categories). SD standard deviation.
†Kendall’s W concordance test.
‡Friedman’s test.