Table 5.
Pearson Correlations Between SF-12 Component Scores, Barriers to Being Physically Active Quiz, and Current Walking Behaviors, for American Indian Elders (N = 75), Seattle Indian Health Board, 2006a
| Measure | Pearson Correlation | |
|---|---|---|
|
| ||
| SF-12 Physical Component Score,b r (P value) | SF-12 Mental Health Component Score,b r (P value) | |
| Barriers to being physically active quizc | ||
| Lack of willpower | −0.06 (.60) | −0.50 (<.001) |
| Lack of resources | 0.02 (.89) | −0.24 (.04) |
| Social influence | −0.14 (23) | −0.30 (.01) |
| Lack of energy | −0.24 (.04) | −0.37 (.001) |
| Lack of time | 0.01 (.95) | −0.23 (<.05) |
| Lack of skill | −0.18 (.12) | −0.10 (.38) |
| Fear of injury | −0.47 (<.001) | −0.21 (.07) |
| Total score | −0.22 (<.05) | −0.40 (<001) |
| Current walking behaviors | ||
| Any walking during usual week | 0.05 (.66) | 0.02 (.86) |
| No. of days walking per week | 0.001 (.97) | 0.03 (.78) |
| Difficulties walking 0.25 mi | −0.62 (.001) | −0.10 (.42) |
| Walking alone | 0.14 (.23) | 0.04 (.75) |
| Personal barriers to walking | 0.01 (.92) | −0.36 (.002) |
| Built-environment barriers to walking | −0.22 (.06) | −0.09 (.44) |
Abbreviation: SF-12, Short Form 12 of the Medical Outcomes Survey.
a
Adjusted for the total caloric expenditure and frequency of all exercise activities in the Community Healthy Activities Model Program for seniors.
b
Higher scores on the SF-12 indicate greater self-rated quality of life.
c
Higher scores on the Barriers Quiz indicate greater self-reported barriers to physical activity.