Table 3. Standardized average scores of the cognitive function of the 9,085 sample participants. Brazilian Longitudinal Study of Aging (ELSI-Brazil), 2015-2016.
| Cognitive function | Standardized by gender | Standardized by age | Standardized by schooling | Standardized by place of residence | Standardized by the 4 variables | |||||
|---|---|---|---|---|---|---|---|---|---|---|
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| Average Score | 95%CI | Average Score | 95%CI | Average Score | 95%CI | Average Score | 95%CI | Average Score | 95%CI | |
| Immediate memory | ||||||||||
| North | 4.24 | 4.00–4.47 | 4.03 | 3.85–4.20 | 4.11 | 3.91–4.31 | 4.23 | 4.03–4.43 | 4.08 | 3.92–4.24 |
| Northeast | 3.83 | 3.65–4.00 | 3.74 | 3.60–3.88 | 3.97 | 3.87–4.07 | 3.89 | 3.71–4.08 | 3.82 | 3.72–3.93 |
| Southeast | 4.51 | 4.40–4.63 | 4.44 | 4.34–4.55 | 4.37 | 4.30–4.44 | 4.45 | 4.36–4.54 | 4.38 | 4.31–4.45 |
| South | 4.60 | 4.45–4.74 | 4.50 | 4.32–4.68 | 4.46 | 4.35–4.57 | 4.62 | 4.50–4.74 | 4.50 | 4.38–4.61 |
| Midwest | 4.43 | 4.29–4.57 | 4.29 | 4.18–4.40 | 4.37 | 4.33–4.42 | 4.41 | 4.29–4.54 | 4.33 | 4.25–4.40 |
| Late Memory | ||||||||||
| North | 2.76 | 2.45–3.07 | 2.56 | 2.24–2.87 | 2.65 | 2.26–3.05 | 2.76 | 2.44–3.09 | 2.62 | 2.25–2.99 |
| Northeast | 2.42 | 2.24–2.61 | 2.34 | 2.20–2.48 | 2.54 | 2.41–2.68 | 2.48 | 2.31–2.66 | 2.42 | 2.32–2.52 |
| Southeast | 3.05 | 2.91–3.20 | 2.97 | 2.86–3.08 | 2.89 | 2.80–2.99 | 2.98 | 2.86–3.11 | 2.90 | 2.81–2.99 |
| South | 3.10 | 2.92–3.28 | 2.99 | 2.81–3.17 | 2.96 | 2.81–3.11 | 3.12 | 2.98–3.27 | 3.01 | 2.86–3.16 |
| Midwest | 3.15 | 2.90–3.42 | 2.99 | 2.81–3.18 | 3.10 | 2.98–3.22 | 3.18 | 2.94–3.41 | 3.09 | 2.96–3.22 |
| Combined Memory | ||||||||||
| North | 7.01 | 6.55–7.48 | 6.60 | 6.17–7.03 | 6.78 | 6.18–7.37 | 7.01 | 6.52–7.49 | 6.72 | 6.21–7.22 |
| Northeast | 6.26 | 5.92–6.61 | 6.09 | 5.83–6.35 | 6.52 | 6.30–6.74 | 6.38 | 6.04–6.73 | 6.25 | 6.06–6.43 |
| Southeast | 7.58 | 7.33–7.83 | 7.42 | 7.22–7.62 | 7.28 | 7.13–7.43 | 7.44 | 7.24–7.65 | 7.29 | 7.14–7.44 |
| South | 7.70 | 7.39–8.01 | 7.50 | 7.16–7.84 | 7.43 | 7.18–7.67 | 7.75 | 7.50–7.99 | 7.52 | 7.27–7.76 |
| Midwest | 7.60 | 7.22–7.99 | 7.29 | 7.02–7.57 | 7.49 | 7.35–7.62 | 7.62 | 7.28–7.96 | 7.46 | 7.28–7.64 |
| Verbal fluency | ||||||||||
| North | 11.44 | 10.66–12.23 | 11.23 | 10.73–11.73 | 11.30 | 10.98–11.71 | 11.53 | 10.83–12.24 | 11.30 | 10.70–11.89 |
| Northeast | 11.41 | 9.69–13.13 | 11.23 | 9.79–12.66 | 11.79 | 9.88–13.71 | 11.60 | 9.66–13.54 | 11.54 | 9.53–13.55 |
| Southeast | 13.21 | 12.41–14.01 | 13.33 | 12.34–14.32 | 13.26 | 12.10–14.41 | 13.26 | 12.31–14.21 | 13.41 | 11.94–14.89 |
| South | 12.62 | 11.83–13.40 | 12.48 | 11.69–13.26 | 12.39 | 11.85–12.92 | 12.74 | 12.23–13.26 | 12.41 | 11.91–12.91 |
| Midwest | 12.97 | 12.22–13.71 | 12.75 | 12.07–13.44 | 12.86 | 12.32–13.40 | 12.87 | 12.14–13.60 | 12.77 | 12.11–13.44 |