Table 1:
Characteristics of Sample
| Mexican American | Non-Hispanic white | Statistic | p-value | |
|---|---|---|---|---|
| Age | 65.71 (11.12) | 67.01 (8.81) | F=0.25 | >0.05 |
| Gender (% male) | 35% | 64% | χ2=4.31 | 0.04 |
| Education | 8.91 (5.08) | 15.55 (2.48) | F=32.32 | <0.001 |
| Diabetes (% yes) | 47% | 27% | χ2=2.19 | 0.14 |
| MMSE | 25.35 (4.01) | 27.73 (3.43) | F=5.23 | 0.03 |
| CDR-SB | 1.24 (1.81) | 1.70 (2.48) | F=0.67 | 0.42 |
| Trails A | 54.51 (24.66) | 44.77 (25.80) | F=1.99 | 0.17 |
| Trails B | 177.63 (93.52) | 108.71 (70.69) | F=8.35 | 0.006 |
| WMS-III LM1 | 25.29 (10.91) | 35.05 (15.21) | F=7.80 | 0.007 |
| WMS-III LM2 | 13.18 (8.39) | 19.64 (10.27) | F=6.64 | 0.01 |
| FAS | 22.41 (9.48) | 29.09 (6.67) | F=8.25 | 0.006 |
| Animals | 13.65 (5.62) | 16.91 (5.79) | F=4.39 | 0.04 |
| SEVLT Trials 1–5 | 24.29 (7.83) | 25.91 (9.79) | F=0.47 | 0.50 |
| SEVLT Delayed Recall | 5.29 (3.25) | 6.65 (3.77) | F=1.88 | 0.18 |
| Glucose mg/dL | 109.18 (30.07) | 96.09 (15.54) | F=3.52 | 0.07 |
| HbA1c | 6.28 (1.32) | 5.38 (0.47) | F=9.31 | 0.004 |
| GLP1 pg/mL | 1.48 (1.82) | 2.67 (7.71) | F=0.73 | 0.40 |
| Glucagon pg/mL | 68.65 (44.33) | 71.87 (66.59) | F=0.04 | 0.84 |
| Insulin pg/mL | 328.99 (347.29) | 199.26 (180.84) | F=2.49 | 0.12 |
| Global SUVR | 1.02 (0.16) | 1.07 (0.20) | F=1.01 | >0.05 |
| Frontal SUVR | 1.01 (0.17) | 1.06 (0.20) | F=1.73 | 0.19 |
| Anterior/Posterior SUVR | 1.09 (0.18) | 1.16 (0.21) | F=0.94 | 0.34 |
| Lateral Parietal SUVR | 1.02 (0.16) | 1.07 (0.20) | F=1.83 | 0.18 |
| Lateral Temporal SUVR | 0.95 (0.13) | 1.01 (0.19) | F=1.36 | 0.25 |
SUVR = standardized uptake ratio value; MMSE = mini mental status examination; CDR-SB = clinical dementia rating scale sum of boxes score; Trails A = Trail Making Test Part A; Trails B = Trail Making Test Part B; WMS-III LM1 = Weschler Memory Scale 3rd edition, Logical Memory I; WMS-III LM2 = Wechsler Memory Scale 3rd edition, Logical Memory II; FAS = verbal fluency for letters F, A and S; Animals = animal naming test; SEVLT 1–5 = Spanish – English Verbal Learning Test sum of trials 1 – 5; HbA1c = hemoglobin A1c %; pg/mL = picogram per milliliter