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Table 3 Types of methodological approaches

From: Measuring the association of objective and perceived neighborhood environment with physical activity in older adults: challenges and implications from a systematic review

Category

n

References

1

Direct comparison

6

[53, 104, 119, 121, 124, 127]

2

Indirect comparison

7

[122, 123, 126, 128, 138, 139, 149]

3

Interaction/moderation

7

[125, 130, 131, 137, 146,147,148]

4

Modeling/stratification

3

[140, 151, 152]

5

Combination

12

[40, 82, 120, 129, 132,133,134, 136, 143,144,145, 153]