Table 1,,,,
Survey Response1,,,,
,Unlimited License Mariners,Unlicensed Mariners,Total Mariners,
Response Rates,,,,
Mailed out,"1,796","3,479","5,275",
Ineligible (deceased),9,15,24,
Final eligible sample,"1,787","3,464","5,270",
Completed,"1,124","1,131","2,255",
Survey Response Rate,63%,33%,43%,
Breakdown of Nonrespondents,,,,
Located—refused to participate,71,256,327,
Located—agreed but did not return survey,52,134,186,
Located—on a ship and could not complete survey,94,267,361,
Located—disabled and unable to complete,2,28,30,
No contact (wrong address/phone or no return),444,"1,648","2,092",
Total percent located (completions/deceased/located),75%,53%,60%,
"
1 Rates are calculated as follows:  completed interviews [(completed interviews + partial interviews) + (refusals + non-contacts + other) + e], where e is an estimate of the proportion of unknown outcomes that are eligible. e was calculated based on the number of returns or phone calls that indicated a sample member was deceased (0.5% of the total sample).",,,
"
SOURCE:  U.S. Department of Transportation, Bureau of Transportation Statistics and Maritime Administration, 2002 Mariner Survey, Principal Findings, Washington, DC.",,,