Table A-13. Imputation for postdoctoral appointees in science, engineering, and health fields, by mechanism of support, citizenship, and type of doctoral degree: 2016
Mechanism of support
All doctoral degree types
Doctoral degree
Professional degree
Dual degree
Doctoral degree type unknown
Imputation rate (%)
All postdoctoral appointees
3.0
4.7
3.1
5.2
10.3
Fellowships
14.8
5.4
3.3
6.3
53.1
Research grant
9.7
6.0
7.1
8.6
28.1
Traineeship
11.1
8.2
6.2
4.4
29.0
Other support
9.2
6.8
2.7
5.1
24.2
U.S. citizens and permanent residents
2.9
4.4
2.4
3.2
15.6
Foreign nationals with temporary visa
3.3
5.0
4.1
6.7
5.9
Number imputeda
All postdoctoral appointees
1,924
2,229
128
63
1,234
Fellowships
885
208
26
10
643
Research grant
3,917
1,896
81
43
2,123
Traineeship
418
206
35
4
173
Other support
1,325
660
43
23
647
U.S. citizens and permanent residents
859
910
55
16
988
Foreign nationals with temporary visa
1,163
1,328
73
47
335
