TABLE 3.
Yoga | Exercise | Wait list | |||||
---|---|---|---|---|---|---|---|
Outcome Measures | Baseline | 6-month | Baseline | 6-month | Baseline | 6-month | Pvalue |
Attention and alertness | |||||||
Stroop Interference (sec) primary | 11.1 ± 7.3 | 10.0 ± 4.6 | 11.4 ± 5.3 | 10.8 ± 4.3 | 12.6 ± 6.4 | 11.0 ± 3.7 | .72 |
EEC Auditory MPF (Hz) primary | 9.9 ± 1.1 | 9.7 ± 1.1 | 9.5 ± 1.1 | 9.5 ± 0.9 | 10.1 ± 0.9 | 10.0 ± 1.0 | .46 |
Word list delayed recall | 7.3 ± 1.8 | 7.2 ± 1.9 | 6.5 ± 2.0 | 7.0 ± 2.0 | 6.6 ± 1.8 | 7.1 ± 1.6 | .38 |
Letter-number sequencing | 10.0 ± 2.2 | 10.5 ± 2.6 | 10.2 ± 3.0 | 10.7 ± 2.8 | 10.1 ± 2.7 | 10.8 ± 4.0 | .94 |
Covert orienting (invalid-valid) | 21.4 ± 29.3 | 40.3 ± 36.8 | 25.4 ± 33.3 | 37.1 ± 34.1 | 25.9 ± 29.4 | 36.6 ± 30.0 | .76 |
Divided attention threshold (msec) | 102.0 ± 64.4 | 89.8 ± 43.2 | 122.0 ± 69.6 | 111.8 ± 67.6 | 106.2 ± 55.8 | 92.3 ± 47.6 | .48 |
% errors above threshold | 5.5% ± 3.8% | 4.9% ± 3.6% | 6.0% ± 3.6% | 5.0% ± 2.9% | 7.3% ± 3.3% | 6.2% ± 3.4% | .45 |
Set shifting: highest shift | 8.9 ± 2.0 | 9.5 ± 1.3 | 9.1 ± 1.8 | 9.9 ± 0.4 | 9.2 ± 1.9 | 9.2 ± 1.8 | .14 |
Simple reaction time (msec) | 316.6 ± 65.0 | 335.6 ± 74.0 | 302 ± 89.4 | 321.9 ± 79.7 | 296 ± 75.1 | 311.4 ± 78.5 | .76 |
Choice reaction time (msec) | 494.8 ± 57.1 | 491.9 ± 49.1 | 493.4 ± 74.2 | 487.2 ± 63.9 | 483.3 ± 50.6 | 469.0 ± 48.2 | .52 |
Stanford sleepiness scale | 1.6 ± 0.8 | 2.0 ± 0.9 | 1.8 ± 1.0 | 2.1 ± 0.9 | 1.6 ± 0.7 | 1.9 ± 0.9 | .75 |
Mood, quality of life | |||||||
SF-36 Physical Function | 84.3 ± 13.8 | 84.9 ± 14.6 | 82.6 ± 12.4 | 82.2 ± 15.3 | 88.2 ± 9.6 | 86.7 ± 9.6 | .62 |
Role—physical*** | 80.3 ± 29.7 | 94.1 ± 15.8 | 77.0 ± 32.6 | 65.1 ± 41.3 | 78.7 ± 31.4 | 74.4 ± 35.1 | .001 |
Bodily pain** | 75.8 ± 19.6 | 79.5 ± 17.7 | 73.7 ± 19.3 | 68.4 ± 24.3 | 70.5 ± 21.3 | 65.9 ± 20.3 | .006 |
General health | 81.5 ± 17.0 | 82.8 ± 13.8 | 80.4 ± 13.9 | 80.8 ± 16.1 | 80.0 ± 13.4 | 81.3 ± 15.3 | .54 |
Social functioning* | 93.8 ± 14.7 | 95.1 ± 12.2 | 90.1 ± 14.6 | 82.9 ± 21.4 | 91.9 ± 13.4 | 90.9 ± 16.5 | .015 |
Role—emotional | 84.2 ± 28.7 | 92.1 ± 23.8 | 79.8 ± 29.6 | 83.3 ± 32.7 | 81.7 ± 30.1 | 85.8 ± 27.1 | .25 |
Mental health | 83.7 ± 13.7 | 88.3 ± 9.8 | 84.6 ± 11.1 | 84.1 ± 16.9 | 84.7 ± 11.5 | 87.2 ± 8.8 | .88 |
Vitality** | 71.1 ± 17.4 | 75.4 ± 17.3 | 67.4 ± 14.5 | 62.2 ± 20.0 | 75.3 ± 12.9 | 74.9 ± 12.4 | .006 |
Physical composite** | 49.9 ± 6.8 | 51.1 ± 6.3 | 48.9 ± 7.3 | 46.8 ± 9.7 | 50.0 ± 6.1 | 47.9 ± 6.3 | .005 |
Mental composite | 55.1 ± 6.5 | 57.3 ± 5.6 | 54.3 ± 7.3 | 53.9 ± 9.8 | 55.0 ± 6.9 | 56.7 ± 6.0 | .61 |
CESD-10 | 5.1 ± 3.8 | 4.0 ± 2.8 | 4.8 ± 3.9 | 6.3 ± 6.0 | 4.6 ± 3.4 | 4.0 ± 3.0 | .91 |
POMS Depression-dejection | 5.0 ± 6.1 | 3.1 ± 4.1 | 3.7 ± 4.7 | 4.4 ± 7.5 | 4.4 ± 5.2 | 3.4 ± 3.1 | .68 |
Vigor—activity | 21.0 ± 5.7 | 15.5 ± 10.3 | 19.9 ± 3.8 | 12.5 ± 9.5 | 21.9 ± 6.0 | 14.5 ± 9.7 | .55 |
Fatigue—inertia | 4.2 ± 4.2 | 1.5 ± 2.0 | 4.3 ± 3.5 | 3.2 ± 4.5 | 3.4 ± 3.8 | 2.6 ± 3.3 | .30 |
MFI general fatigue | 8.1 ± 3.3 | 7.8 ± 3.6 | 8.8 ± 3.7 | 9.7 ± 3.7 | 7.7 ± 3.1 | 7.9 ± 3.1 | .18 |
Physical fatigue | 7.8 ± 3.2 | 7.5 ± 3.2 | 7.7 ± 2.9 | 8.6 ± 3.6 | 6.9 ± 2.7 | 7.4 ± 3.0 | .35 |
Reduced activity* | 8.0 ± 3.5 | 7.0 ± 3.0 | 8.1 ± 3.6 | 8.9 ± 3.3 | 7.2 ± 3.5 | 7.6 ± 3.7 | .015 |
Reduced motivation | 6.7 ± 2.8 | 6.5 ± 2.7 | 7.0 ± 2.6 | 7.4 ± 3.4 | 6.2 ± 2.5 | 6.5 ± 2.6 | .69 |
Mental fatigue | 7.7 ± 3.5 | 7.7 ± 3.1 | 7.7 ± 3.5 | 8.6 ± 3.8 | 7.1 ± 3.0 | 7.0 ± 2.5 | .24 |
Physical measures | |||||||
One-leg stand (sec)* | 29.6 ± 41.5 | 39.2 ± 52.3 | 11.1 ± 11.9 | 12.8 ± 14.4 | 21 .4 ± 30.1 | 24.2 ± 21.5 | .049 |
Chair sit and reach (cm)* | 1.2 ± 15.5 | 6.4 ± 12.7 | 0.1 ± 12.3 | −0.1 ± 14.6 | −0.3 ± 13.3 | −3.3 ± 14.7 | .016 |
Sit and stand (sec) | 10.4 ± 2.9 | 9.2 ± 2.5 | 9.9 ± 2.2 | 10.0 ± 2.6 | 9.4 ± 2.5 | 9.1 ± 2.1 | .50 |
¼-mile walk (sec) | 154.7 ± 132.5 | 140.7 ± 127.8 | 179.5 ± 134.2 | 188.1 ± 138.0 | 151.9 ± 127.0 | 143.1 ± 125.5 | .26 |
First two measures (ital) were primary outcome measures. EEG=electroencephalogram; MPF=median power frequency, CESD= Center for Epidemiotogic Studies of Depression, POMS=Profile of Mood States, MFI=Multidimensional Fatigue Inventory
P<.05,
P<.01,
P<.001