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1783 |
1 |
NAACCR |
2300 - 2300 |
Description
This flag is generated by the program that creates Surv-Mos Active Followup [1784] and describes how complete the date information is that was used to calculate survival months. This item is one of seven survival variables designed to facilitate a common approach to survival analysis by NAACCR registries.
Rationale
The flag will enable analysts to easily select a subset of cases.
Codes
0 |
Complete dates are available and there are 0 days of survival (i.e., date last contact = date of diagnosis) |
1 |
Complete dates are available and there are more than 0 days of survival (i.e., date last contact > date diagnosis) |
2 |
Incomplete dates are available and there could be zero days of follow-up (i.e., known components are equal, e.g., 2006 and 20061002) |
3 |
Incomplete dates are available and there cannot be zero days of follow-up (i.e., any difference in known date components, e.g., 200602 and 200603) |
8 |
Not calculated because a Death Certificate Only or Autopsy Only case |
9 |
Unknown |
Blank |
Not coded |
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