From: Evaluating geographic imputation approaches for zip code level data: an application to a study of pediatric diabetes
ZCTA
ZCTA Area (km2)
Tract ID
Tract Area in ZCTA (km2)
Proportion Tract Area in ZCTA
29001
202.54
T1
171.37
0.84
T2
15.75
0.07
T3
9.77
0.05
T4
5.61
0.03
T5
0.01