Table 4. Group Comparisons on SRB z Scores.
| Group | z Score Hispanic, mean (SD) | z Score non-Hispanic White, mean (SD) | P value | Categorized Hispanic, No. | Categorized Non-Hispanic White, No. | P value | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| Decline | Stable | Improve | Decline | Stable | Improve | |||||
| MMSE Total | −0.01 (1.20) | −0.01 (0.80) | >.99 | 8a | 88 | 5 | 3 | 97 | 0 | <.001 |
| SEVLT Learning | 0 (1.04) | 0.00 (0.96) | >.99 | 5 | 89 | 5 | 5 | 92 | 3 | .14 |
| SEVLT Delay | −0.01 (1.02) | −0.01 (0.98) | .99 | 6 | 91 | 4 | 5 | 92 | 3 | .80 |
| Logical Memory Immediate | 0 (0.95) | 0 (1.04) | >.99 | 3 | 94 | 3 | 6 | 90 | 4 | .12 |
| Logical Memory Delay | 0 (0.98) | 0 (1.01) | >.99 | 3 | 91 | 6 | 4 | 91 | 5 | .75 |
| Digit Span-Forward | 0 (0.86) | 0 (1.09) | .99 | 3 | 94 | 3 | 6 | 87 | 7 | .01 |
| Digit Span-Backward | −0.01 (0.88) | −0.01 (1.08) | .98 | 3 | 93 | 4 | 5 | 89 | 6 | .19 |
| Digit Span - Total | 0.01 (0.83) | 0.01 (1.11) | .98 | 3 | 95 | 2 | 5 | 88 | 7 | .004 |
| Trails A | 0 (1.23) | 0 (0.77) | >.99 | 10a | 87 | 4 | 3 | 97 | 1 | <.001 |
| Trails B | 0 (1.27) | 0 (0.72) | >.99 | 9a | 85 | 6 | 3 | 97 | 0 | <.001 |
| FAS | 0 (0.91) | 0 (1.06) | >.99 | 3 | 95 | 3 | 5 | 89 | 5 | .03 |
| Animals | 0 (0.89) | 0 (1.08) | .99 | 2 | 95 | 3 | 6 | 88 | 6 | .007 |
| Digit Symbol Substitution | −0.01 (1.28) | −0.01 (0.78) | .99 | 5 | 91 | 4 | 5 | 92 | 3 | .68 |
Abbreviations: FAS, phonemic fluency; MMSE, Mini Mental Status Exam; SEVLT, Spanish English Verbal Learning Test.
a
P < .001 for comparisons between ethnic groups on the same column.