Skip to main content
. 2009 Nov;64B(Suppl 1):i131–i136. doi: 10.1093/geronb/gbn022

Table 2.

DBS Card Quality

Card Quality % of Total Cards % Average by Field Interviewer
Usable (≥1 punch) 98.6 100.0
Acceptable (≥4 punches) 88.8 100.0
Good (≥10 punches) 56.4 66.0
Excellent (≥20 punches) 13.6 3.3