Table 2 Mean differences in CDT and MMSE scores based on driving status
From: Validity of the Clock Drawing Test in predicting reports of driving problems in the elderly
Variable | N | Mean | SD | t | df |
|---|---|---|---|---|---|
MMSE Score | Â | Â | Â | Â | Â |
   Currently or Recently Driving | 114 | 24.32 | 4.87 | 6.41** | 305 |
   Not Currently driving | 193 | 19.98 | 6.18 |  |  |
Shulman Score | Â | Â | Â | Â | Â |
   Currently or Recently Driving | 61 | 3.39 | 1.28 | -3.94** | 157 |
   Not Currently driving | 98 | 4.16 | 1.15 |  |  |
Wolf-Klein Score | Â | Â | Â | Â | Â |
   Currently or Recently Driving | 61 | 7.26 | 1.83 | 3.29** | 157 |
   Not Currently driving | 98 | 6.18 | 2.13 |  |  |
Sunderland Score | Â | Â | Â | Â | Â |
   Currently or Recently Driving | 61 | 7.18 | 2.28 | 3.28** | 157 |
   Not Currently driving | 98 | 5.89 | 2.49 |  |  |