Table 2 Mean scores and variability parameters of the different NES tests for the children whose parents returned their questionnaire (n = 485) in comparison with the results of other studies.
From: Neurobehavioral effects of transportation noise in primary schoolchildren: a cross-sectional study
Domain | Test/condition | RANCH | Emmen[29] | |||
|---|---|---|---|---|---|---|
| Â | Â | Mean +/- Std | Min | Max | Median | Mean +/- Std |
Attention | Simple Reaction Time | Â | Â | Â | Â | Â |
| Â | Latency (ms) | 357 +/- 51 | 256 | 572 | 350 | 303 +/- 57 |
| Â | Switching Attention | Â | Â | Â | Â | Â |
| Â | Errors "block" (#) | 0.87 +/- 1.02 | 0 | 5 | 1 | 1 +/- 1.25 |
| Â | Reaction time "block" (ms) | 401 +/- 79 | 244 | 685 | 391 | 377 +/- 104 |
| Â | Errors "arrow" (#) | 1.71 +/- 1.59 | 0 | 8 | 1 | 1.25 +/- 1.36 |
| Â | Reaction time "arrow" (ms) | 557 +/- 108 | 245 | 949 | 546 | 499 +/- 95 |
| Â | Errors "switch" (#) | 10.52 +/- 5.70 | 0 | 27 | 10 | 10.11 +/- 5.89 |
| Â | Reaction time "switch" (ms) | 693 +/- 147 | 247 | 1075 | 700 | 794 +/- 203 |
Locomotion | Hand Eye Coordination | Â | Â | Â | Â | Â |
| Â | Deviation from sinus pattern (pixels) | 1.76 +/- 0.43 | 0.77 | 3.13 | 1.77 | 1.97 +/- 0.32 |
Perceptual Coding | Symbol Digit Substitution | Â | Â | Â | Â | Â |
| Â | Latency (sec) | 3.31 +/- 0.56 | 2.11 | 5.95 | 3.23 | 3.28 +/- 0.71 |
Memory | Digit Memory Span | Â | Â | Â | Â | Â |
| Â | Mean span-length forwards | 4.78 +-/0.63 | 3.30 | 7.60 | 4.70 | 4.9 +/- 0.7 |