Table 2 Data quality and item-rest correlations of the Dutch 13-item PAM (N = 1837)
Item | N | Mean PAM score | SD | Median | % missing values | % not applicable | Item-rest correlation |
|---|---|---|---|---|---|---|---|
1 | 1788 | 3.32 | 0.71 | 3 | 1.0 | 1.7 | 0.49 |
2 | 1542 | 3.20 | 0.69 | 3 | 3.3 | 12.8 | 0.50 |
3 | 1716 | 3.10 | 0.73 | 3 | 1.5 | 5.1 | 0.60 |
4 | 1736 | 3.20 | 0.66 | 3 | 0.4 | 5.1 | 0.54 |
5 | 1815 | 3.24 | 0.60 | 3 | 0.5 | 0.7 | 0.62 |
6 | 1805 | 3.29 | 0.61 | 3 | 0.9 | 0.9 | 0.55 |
7 | 1487 | 3.30 | 0.57 | 3 | 1.6 | 17.5 | 0.62 |
8 | 1771 | 3.23 | 0.67 | 3 | 0.9 | 2.7 | 0.66 |
9 | 1733 | 3.10 | 0.67 | 3 | 1.4 | 4.3 | 0.64 |
10 | 1565 | 3.04 | 0.66 | 3 | 1.7 | 13.1 | 0.51 |
11 | 1694 | 2.96 | 0.70 | 3 | 1.0 | 6.8 | 0.61 |
12 | 1667 | 2.62 | 0.75 | 3 | 1.1 | 8.1 | 0.50 |
13 | 1678 | 2.84 | 0.70 | 3 | 1.0 | 7.6 | 0.46 |