Table 4 Means, standard deviations, and correlations for cognitive measures and reported number of problems among current or recent drivers
From: Validity of the Clock Drawing Test in predicting reports of driving problems in the elderly
Variable | N | M | SD | 1 | 2 | 3 | 4 |
|---|---|---|---|---|---|---|---|
1. MMSE Score | 114 | 24.32 | 4.87 | Â | Â | Â | Â |
2. Shulman Score | 61 | 3.39 | 1.28 | -.45** (59) | Â | Â | Â |
3. Wolf-Klein Score | 61 | 7.26 | 1.83 | .50** (59) | -.80** (61) | Â | Â |
4. Sunderland Score | 61 | 7.15 | 2.30 | .58** (59) | -.82** (61) | .83** (61) | Â |
5. Reported Number of Driving Problems | 116 | .62 | .90 | -.27** (110) | .23* (57) | -.24* (57) | -.27* (57) |