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Emerging Infectious Diseases Journal
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Volume 3: No. 4, October 2006

ORIGINAL RESEARCH
Identifying Supports and Barriers to Physical Activity in Patients at Risk for Diabetes

Number Eigenvalue
1 2.67
2 1.55
3 1.15
4 0.83
5 0.75
6 0.62
7 0.53
8 0.46
9 0.42

Figure 1. Scree plot of individual influences domain of the Influences on Physical Activity Instrument (IPAI) from a principal components factor analysis.

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Number Eigenvalue
1 2.38
2 0.75
3 0.55
4 0.30

Figure 2. Scree plot of support influences domain of the Influences on Physical Activity Instrument (IPAI) from a principal components factor analysis.

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Number Eigenvalue
1 2.10
2 1.12
3 0.93
4 0.50
5 0.34

Figure 3. Scree plot of environmental influences domain of the Influences on Physical Activity Instrument (IPAI) from a principal components factor analysis.

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