Table 5 Descriptive statistics of observed and simulated NP-Batt scores for MCI at months 6, 12, 18 and 24
From: For debate: substituting placebo controls in long-term Alzheimer's prevention trials
| Â | Minimum | First quartile | Median | Mean | Third quartile | Maximum | Standard deviation |
|---|---|---|---|---|---|---|---|
Observed | -3.95 | -1.50 | -0.97 | -1.01 | -0.47 | 1.74 | 0.83 |
Simulated | -4.12 | -1.59 | -1.00 | -1.04 | -0.45 | 1.85 | 0.85 |