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Table A-12. Imputation for postdoctoral appointees in science, engineering, and health fields, by mechanism of support, source of support and sex : 2013
  Federal  
  HHS  
Mechanism of support All
sources
DOD DOE NIH Other NASA NSF USDA Other
federal
Domestic Foreign Institutional Self-
support
Unknown Male Female
Imputation rate (%)

    All postdoctoral appointees
4.0 12.3 11.9 12.1 14.8 5.5 10.1 6.1 11.7 11.5 10.2 8.5 9.9 28.9 6.4 6.0
        Fellowship 15.4 19.8 20.0 13.7 3.2 8.8 14.4 14.3 12.3 14.0 11.7 10.4 na 41.3 16.9 13.6
        Research grant 14.0 12.2 12.1 11.8 16.8 5.3 10.0 6.1 10.3 11.9 6.2 8.8 na 67.5 14.4 13.5
        Traineeship 15.5 12.9 0.0 14.5 7.5 25.0 0.0 0.0 16.3 15.7 0.0 9.7 na 77.8 16.4 14.7
        Other support 13.4 12.5 28.9 22.8 4.8 27.3 23.9 30.4 26.9 12.6 13.8 10.9 9.9 17.4 13.8 12.8

Number imputed

    All postdoctoral appointees
2,461 295 219 2,387 135 33 418 42 352 1,001 178 1,040 58 1,518 2,407 1,467
        Fellowship 1,001 22 9 206 2 5 27 4 32 202 76 156 na 260 622 380
        Research grant 5,561 272 211 1,822 128 28 373 38 244 579 37 416 na 1,355 3,584 1,983
        Traineeship 571 4 0 378 5 1 0 0 33 25 0 43 na 56 287 284
        Other support 1,627 3 13 54 1 3 48 7 46 279 65 607 58 443 995 633

na = not applicable; not asked because this support mechanism does not apply.
DOD = Department of Defense; DOE = Department of Energy; HHS = Department of Health and Human Services; NASA = National Aeronautics and Space Administration; NIH = National Institutes of Health; NSF = National Science Foundation; USDA = U.S. Department of Agriculture.
SOURCE: National Science Foundation, National Center for Science and Engineering Statistics, NSF-NIH Survey of Graduate Students and Postdoctorates in Science and Engineering, 2013.
Data from survey cycle Fall 2013, as of 8 August 2014.