Table 2.
Demographics, Clinical balance, Neurocognitive, and Manual Motor and Perceptual Inhibition Test Performance in the three older subject groups, classified by age-step behavior group (SB).
| Measure | Older-SB1 | Older-SB2 | Older-SB3 | p-value |
|---|---|---|---|---|
| N | 31 | 26 | 13 | - |
| Gender | 18 M, 13 F | 7 M, 19 F | 4 M, 9 F | 0.04 |
| Age1 | 75.5 (3.8) | 77.1 (6.0) | 76.3 (5.3) | 0.46 |
|
| ||||
| Clinical Balance | ||||
| Gait Speed1 | 1.30 (0.17) | 1.20 (0.21) | 1.18 (0.21) | 0.06 |
| Five Times Sit to Stand1 | 9.8 (1.7) | 12.2 (2.4) | 10.8 (2.3) | < 0.001 |
| Four-Square Step Test1 | 8.4 (1.3) | 10.1 (2.2) | 9.2 (1.4) | 0.002 |
| Dynamic Gait Index2 | 23 (20–24) | 23 (18–24) | 23 (21–24) | 0.57 |
|
| ||||
| Neurocognitive | ||||
| Digit Symbol Coding1 | 48 (9) | 44 (10) | 44 (10) | 0.25 |
| Stroop Color-Word Test2 | 55 (35 – 98) | 57 (40–105) | 59 (50 – 123) | 0.41 |
| Trail Making Test, Part B2 | 74 (41 – 207) | 77 (36 – 240) | 92 (54 – 134) | 0.09 |
1
Values represent Mean (SD), and p-value determined from one-way ANOVA.
2
Values represent Median (Range), and p-value determined from Kruskal-Wallis Test.