Table 1.
Group Characteristics Among Those With and Without Long-term TC Training
| TC Expert n = 26 | TC Naïve n = 60 | P Value | |
|---|---|---|---|
| Age (y) | 63 (8) | 64 (8) | .36 |
| Sex (women, %) | 54 | 67 | .33 |
| Body Mass Index (kg/m2) | 23 (2) | 26 (5) | <.001b |
| Education (≤HS Diploma, %) | 0 | 14 | .05 |
| Mini Mental State Exam | 29 (1) | 29 (1) | .99 |
| Physical Activity Levela | 6 (2) | 4 (2) | .01b |
| TC Practice (y) | 24 (11) | - | - |
| Serial Subtraction Performance (%) | 96 (4) | 92 (9) | .01b |
| Range | 87.5–100 | 61.9–100 |
Note: Data = means (SD).
a
Based on the physical activity status scale: 6 = run approximately 6 to 10 miles/week or walk 7–13 miles/week or spend 1–3 hours/week in comparable physical activity; 4 = run approximately 1 mile/week or walk approximately 1.3 miles/week OR spend approximately 30 minutes/week in comparable physical activity.
b
Significant P value < .05 as determine by Student’s t test and Fisher’s exact test.
Abbreviations: TC, tai chi; HS, high school; SD, standard deviation.