Table 48. Postdoctoral appointees in science, engineering, and health in all institutions, by detailed field and origin of doctoral degree: 2015
| Field |
Total |
United Statesa |
Foreign country |
Degree origin unknown |
| All surveyed fields |
63,861 |
23,093 |
18,067 |
22,701 |
| Science and engineering |
45,295 |
16,361 |
12,345 |
16,589 |
| Science |
37,639 |
13,592 |
10,485 |
13,562 |
| Agricultural sciences |
1,525 |
509 |
245 |
771 |
| Biological sciences |
19,304 |
6,653 |
6,060 |
6,591 |
| Anatomy |
202 |
57 |
78 |
67 |
| Biochemistry |
1,874 |
596 |
621 |
657 |
| Biology |
2,131 |
1,012 |
620 |
499 |
| Biometry and epidemiology |
649 |
342 |
151 |
156 |
| Biophysics |
144 |
57 |
39 |
48 |
| Botany and plant biology |
640 |
142 |
137 |
361 |
| Cell and molecular biology |
2,380 |
709 |
678 |
993 |
| Ecology |
137 |
46 |
11 |
80 |
| Entomology and parasitology |
289 |
125 |
55 |
109 |
| Genetics |
1,410 |
547 |
397 |
466 |
| Microbiology, immunology, and virology |
2,206 |
797 |
694 |
715 |
| Nutrition |
250 |
115 |
57 |
78 |
| Pathology |
1,407 |
432 |
604 |
371 |
| Pharmacology and toxicology |
1,253 |
470 |
424 |
359 |
| Physiology |
1,350 |
435 |
449 |
466 |
| Zoology |
51 |
16 |
6 |
29 |
| Biosciences nec |
2,931 |
755 |
1,039 |
1,137 |
| Communication |
83 |
42 |
15 |
26 |
| Computer sciences |
888 |
303 |
240 |
345 |
| Earth, atmospheric, and ocean sciences |
2,129 |
841 |
473 |
815 |
| Atmospheric sciences |
180 |
60 |
55 |
65 |
| Geosciences |
744 |
293 |
176 |
275 |
| Ocean sciences |
457 |
269 |
99 |
89 |
| Earth, atmospheric, and ocean sciences nec |
748 |
219 |
143 |
386 |
| Family and consumer sciences and human sciences |
103 |
50 |
5 |
48 |
| Mathematics and statistics |
1,011 |
465 |
261 |
285 |
| Mathematics and applied mathematics |
873 |
419 |
229 |
225 |
| Statistics |
138 |
46 |
32 |
60 |
| Multidisciplinary and interdisciplinary studies |
972 |
370 |
184 |
418 |
| Neurobiology and neuroscience |
1,957 |
698 |
540 |
719 |
| Physical sciences |
7,358 |
2,448 |
2,101 |
2,809 |
| Astronomy and astrophysics |
418 |
139 |
99 |
180 |
| Chemistry |
3,840 |
1,228 |
1,139 |
1,473 |
| Physics |
2,779 |
1,025 |
790 |
964 |
| Physical sciences nec |
321 |
56 |
73 |
192 |
| Psychology |
1,130 |
632 |
210 |
288 |
| Clinical psychology |
93 |
67 |
6 |
20 |
| Psychology, general |
634 |
344 |
128 |
162 |
| Psychology nec |
403 |
221 |
76 |
106 |
| Social sciences |
1,179 |
581 |
151 |
447 |
| Agricultural economics |
61 |
12 |
2 |
47 |
| Anthropology |
174 |
79 |
16 |
79 |
| Economics (except agricultural) |
95 |
48 |
6 |
41 |
| Geography |
96 |
44 |
25 |
27 |
| History and philosophy of science |
12 |
5 |
5 |
2 |
| Linguistics |
47 |
17 |
8 |
22 |
| Political science and government |
313 |
184 |
56 |
73 |
| Sociology |
104 |
51 |
8 |
45 |
| Sociology and anthropology |
2 |
2 |
0 |
0 |
| Social sciences nec |
275 |
139 |
25 |
111 |
| Engineering |
7,656 |
2,769 |
1,860 |
3,027 |
| Aerospace engineering |
217 |
57 |
52 |
108 |
| Agricultural engineering |
221 |
58 |
30 |
133 |
| Architecture |
17 |
5 |
2 |
10 |
| Biomedical engineering |
1,201 |
501 |
299 |
401 |
| Chemical engineering |
1,283 |
393 |
288 |
602 |
| Civil engineering |
670 |
274 |
115 |
281 |
| Electrical engineering |
1,160 |
359 |
317 |
484 |
| Engineering science, mechanics, and physics |
251 |
114 |
98 |
39 |
| Industrial and manufacturing engineering |
142 |
78 |
27 |
37 |
| Mechanical engineering |
1,161 |
476 |
289 |
396 |
| Metallurgical and materials engineering |
911 |
266 |
238 |
407 |
| Mining engineering |
15 |
8 |
2 |
5 |
| Nuclear engineering |
107 |
40 |
33 |
34 |
| Petroleum engineering |
73 |
37 |
25 |
11 |
| Engineering nec |
227 |
103 |
45 |
79 |
| Health |
18,566 |
6,732 |
5,722 |
6,112 |
| Clinical medicine |
15,850 |
5,879 |
5,126 |
4,845 |
| Anesthesiology |
433 |
115 |
148 |
170 |
| Cardiovascular science |
825 |
306 |
332 |
187 |
| Endocrinology |
414 |
169 |
200 |
45 |
| Gastroenterology |
299 |
117 |
149 |
33 |
| Hematology |
356 |
135 |
173 |
48 |
| Neurology |
1,035 |
335 |
317 |
383 |
| Obstetrics and gynecology |
287 |
110 |
102 |
75 |
| Oncology and cancer research |
1,788 |
668 |
619 |
501 |
| Ophthalmology |
568 |
159 |
291 |
118 |
| Otorhinolaryngology |
169 |
70 |
65 |
34 |
| Pediatrics |
1,309 |
650 |
398 |
261 |
| Preventive medicine and community health |
704 |
361 |
156 |
187 |
| Psychiatry |
1,084 |
522 |
174 |
388 |
| Pulmonary disease |
305 |
163 |
106 |
36 |
| Radiology |
1,012 |
325 |
326 |
361 |
| Surgery |
1,267 |
336 |
422 |
509 |
| Clinical medicine nec |
3,995 |
1,338 |
1,148 |
1,509 |
| Other health |
2,716 |
853 |
596 |
1,267 |
| Communication disorders sciences |
77 |
32 |
9 |
36 |
| Dental sciences |
307 |
71 |
75 |
161 |
| Nursing science |
75 |
59 |
2 |
14 |
| Pharmaceutical sciences |
999 |
269 |
281 |
449 |
| Veterinary sciences |
541 |
165 |
103 |
273 |
| Other health nec |
717 |
257 |
126 |
334 |
