TABLE 4.
Outcomes of cognitive tests after a soy intervention and control period in a randomized, controlled crossover study with older men and women1
| Outcome | Intervention period | Control period | Mean difference | F(1, 19) | MSE | P value2 |
|---|---|---|---|---|---|---|
| RTI MT, ms | 275 ± 49 | 295 ± 68 | −20 ± 37 | 9.92 | 474.32 | 0.005 |
| RTI RT, ms | 395 ± 43 | 395 ± 41 | 0 ± 24 | 0.01 | 310.93 | 0.926 |
| MTT IC, ms | 114 ± 42 | 99 ± 56 | 15 ± 64 | 1.12 | 310.93 | 0.303 |
| MTT MTC, ms | 311 ± 100 | 292 ± 102 | 19 ± 165 | 0.03 | 13,923 | 0.584 |
| MTT ML, ms | 749 ± 158 | 746 ± 169 | 3 ± 96 | 0.02 | 4929.3 | 0.901 |
| MTT TE | 5 ± 6 | 8 ± 12 | −3 ± 12 | 1.90 | 66.97 | 0.183 |
| SSP SL | 6 ± 1 | 6 ± 1 | 0 ± 1 | 0.25 | 0.71 | 0.622 |
| DMS TC, % | 85 ± 11 | 84 ± 12 | −1 ± 15 | 0.01 | 110.01 | 0.934 |
| PAL FAMS | 12 ± 4 | 12 ± 3 | 0 ± 3 | 0.53 | 5.09 | 0.477 |
| PAL TE | 17 ± 13 | 15 ± 11 | 2 ± 11 | 0.40 | 58.43 | 0.537 |
1
n = 23. Values are means ± SDs. DMS, delayed matching to sample; FAMS, first attempt memory score; IC, incongruency cost; ML, median latency; MSE, mean square error; MT, movement time; MTC, multitasking cost; MTT, multitasking test; PAL, paired associates leaning; RT, reaction time; RTI, reaction time task; SL, span length; SSP, spatial span; TC, total correct; TE, total number of errors.
2
Repeated-measures ANOVA with period and gender as between-subject factors and participant number and treatment as fixed factors.