Response Rates

Response Rates to MHOS Baseline Survey, by Cohort and Linkage to SEER Status: 1998-2012
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 23,431 15,447 65.93% 232,512 148,481 63.86%
1999 23,768 16,511 69.47% 252,847 174,149 68.88%
2000 24,734 18,163 73.43% 251,065 180,861 72.04%
2001 14,244 9,823 68.96% 163,179 111,040 68.05%
2002 11,544 7,723 66.9% 149,370 98,864 66.19%
2003 10,335 7,039 68.11% 140,942 94,440 67.01%
2004 9,461 6,298 66.57% 137,004 90,941 66.38%
2005 9,699 6,456 66.56% 139,641 92,069 65.93%
2006 9,559 6,171 64.56% 166,144 105,301 63.38%
2007 16,415 9,880 60.19% 281,153 164,846 58.63%
2008 21,190 12,422 58.62% 359,222 203,995 56.79%
2009 21,190>25,661 15,727 61.29% 432,024 251,826 58.29%
2010 24,932 15,676 62.88% 494,395 298,781 60.43%
2011 26,205 13,802 52.67% 545,783 272,273 49.89%
2012 24,452 12,581 51.45% 553,149 269,400 48.7%
Total 275,630 173,719 63.03% 4,298,430 2,557,267 59.49%

* 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: 2000-2014
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 7,531 6,548 86.95% 74,975 64,823 86.46%
2001 7,534 6,434 85.4% 74,929 63,359 84.56%
2002 6,462 5,107 79.03% 74,700 60,355 80.8%
2003 4,617 3,791 82.11% 62,423 51,821 83.02%
2004 4,841 4,015 82.94% 64,938 54,087 83.29%
2005 4,856 4,041 83.22% 68,268 56,925 83.38%
2006 4,132 3,340 80.83% 66,302 53,497 80.69%
2007 4,189 3,315 79.14% 62,784 49,373 78.64%
2008 4,457 3,505 78.64% 74,951 59,638 79.57%
2009 6,693 5,422 81.01% 114,650 91,433 79.75%
2010 7,213 5,920 82.07% 119,212 97,462 81.76%
2011 8,566 6,326 73.85% 148,450 107,196 72.21%
2012 8,858 6,317 71.31% 183,134 128,680 70.27%
2013 7,703 5,598 72.67% 166,920 120,533 72.21%
2014 6,654 4,633 69.63% 159,950 110,351 68.99%
Total 94,306 74,312 78.80% 1,516,586 1,169,533 77.12%

* 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.