Response Rates

Response Rates to MHOS Baseline Survey, by Cohort and Linkage to SEER Status: 1998-2011
Cohort *Linked to SEER Data Not Linked to SEER Data
Number of Surveys Distributed Number of Surveys Completed Response Rate Number of Surveys Distributed Number of Surveys Completed Response Rate
1998 22,346 14,703 65.8% 232,150 148,320 63.89%
1999 22,597 15,672 69.35% 252,687 174,052 68.88%
2000 23,474 17,208 73.31% 251,586 181,295 72.06%
2001 13,420 9,242 68.87% 163,437 111,288 68.09%
2002 10,852 7,255 66.85% 149,692 99,137 66.23%
2003 9,633 6,538 67.87% 141,477 94,855 67.05%
2004 8,764 5,818 66.39% 137,864 91,554 66.41%
2005 8,938 5,965 66.74% 140,803 92,826 65.93%
2006 8,735 5,641 64.58% 167,644 106,267 63.39%
2007 14,787 8,887 60.1% 284,042 166,563 58.64%
2008 18,791 11,019 58.64% 363,122 206,197 56.78%
2009 22,352 13,719 61.38% 437,273 254,979 58.31%
2010 21,431 13,513 63.05% 500,061 302,223 60.44%
2011 22,040 11,622 52.73% 552,592 275,821 49.91%
Total 228,160 146,802 64.34% 3,774,430 2,305,377 61.08%

* Individuals with a history of cancer diagnosis in a SEER registry.
Patients in more than one cohort are counted more than once in the table.

Response Rates to MHOS Follow-up Survey, by Cohort and Linkage to SEER Status: 2000-2013
Cohort *Linked to SEER Data Not Linked to SEER Data
Number of Surveys Distributed Number of Surveys Completed Response Rate Number of Surveys Distributed Number of Surveys Completed Response Rate
2000 7,141 6,213 87% 75,098 64,939 86.47%
2001 7,127 6,074 85.23% 75,099 63,550 84.62%
2002 6,136 4,840 78.88% 74,816 60,485 80.85%
2003 4,318 3,536 81.89% 62,621 52,010 83.06%
2004 4,502 3,722 82.67% 65,325 54,419 83.31%
2005 4,458 3,712 83.27% 68,809 57,374 83.38%
2006 3,780 3,045 80.56% 66,886 53,988 80.72%
2007 3,809 3,003 78.84% 63,419 49,888 78.66%
2008 4,026 3,158 78.44% 75,735 60,261 79.57%
2009 5,948 4,810 80.87% 115,924 92,473 79.77%
2010 6,302 5,148 81.69% 120,614 98,649 81.79%
2011 7,349 5,413 73.66% 150,376 108,611 72.23%
2012 7,465 5,369 71.92% 185,382 130,193 70.23%
2013 6,545 4,780 73.03% 168,756 121,807 72.18%
Total 78,906 62,823 79.62% 1,368,860 1,068,647 78.07%

* Individuals with a history of cancer diagnosis in a SEER registry.
Patients in more than one cohort are counted more than once in the table.