From: Sex disparities in the prevalence of physical function disabilities: a population-based study in a low-income community
Census Tract
Expected number of subjects to be recruited in each CT
Number of occupied households
Expected number of segments1
36
26
13
3
37
71
35
9
38
32
16
4
44
34
17
45
43
21
5
46
84
41
10
Total
290
143