Reference no: EM131116909
Part - 1
1. How much total variability did the step 3 variables account for in physical activity?
0.3%
13.6%
13.3%
6.94%
2. From Table 2, what was the correlation between health and education?
Table 2

0.23
0.053
0.15
0.001
2. Was the correlation between age and health statistically significant?
Yes
No
Was not reported
4. From Table 2, how much variability in health could be accounted for by activity?
20%
45%
0.1%
4%
5. From Table 3, how much more variability in physical activity did the variables from step 2 account for than the variables in step 1?

11.8%
13.3%
1.6%
0.3%
Part - 2
Nordstrand Article Questions:
1. For females, which variable was NOT significantly related to PWV?
Hypertension
Fat mass
Fasting glucose
B-blocker
2. Table 2 shows correlations between the variables listed and PWV. Which variable shows the weakest relationship for males?

Age
Visceral fat area
Apo-B/apo-1 ratio
Fasting insulin
3. Which variable shows a statistically significant relationship with PWV for both men and women?
BMI
WC
WHR
WHtR
4. Which correlation displayed in Figure 1 shows the strongest relationship?
PWV vs. WHtR for women
PWV vs. BMI for women
PWV vs. WC for men
PWV vs. WHR for men
5. For females, how much variability did age account for in PWV?
0.72
0.52
52%
27%
Article
1 - No Strain, No Gain: Psychosocial Predictors of Physical Activity Across the Adult Lifespan
2 - Nordstrand Article- The relationship between various measures of obesity and arterial stiffness in morbidly obese patients
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