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
[125, 130, 131, 137, 146,147,148]
4
Modeling/stratification
[140, 151, 152]
5
Combination
12
[40, 82, 120, 129, 132,133,134, 136, 143,144,145, 153]