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. Author manuscript; available in PMC: 2022 Apr 26.
Published in final edited form as: AJR Am J Roentgenol. 2020 Apr 29;215(2):494–501. doi: 10.2214/AJR.19.22176

Table 1.

Male and female IR physician characteristics. SD: standard deviation. “None” for h index indicates that the physician had no publications. “None” for academic rank indicates that no rank was assigned to that physician by his or her institution; “N/A” indicates that the academic rank could not be ascertained.

Women (n=108) Men (n=734) Total (n=842) p value
Years since graduation < 0.001
 Mean (SD) 16 (9) 20 (10) 19 (10)
 Median (Q1, Q3) 13 (8, 22) 18 (11, 27) 17 (11, 26)
 Min — Max 6 — 49 4 — 52 4 — 52
H index 0.024
 Mean (SD) 7 (8) 10 (13) 10 (12)
 Median (Q1, Q3) 4 (2, 9) 6 (2, 15) 5 (2, 13)
 Min — Max 0— 43 0 — 154 0 — 154
 None 7 53 60
Academic rank 0.248
 None 12 (11%) 50 (7%) 62 (7%)
 Instructor 3 (3%) 18 (2%) 21 (2%)
 Assistant 49 (45%) 267 (36%) 316 (38%)
 Associate 13 (12%) 105 (14%) 118 (14%)
 Professor 7 (6%) 82 (11%) 89 (11%)
 N/A 24 (22%) 212 (29%) 236 (28%)
Mean (SD) h index and years in since medical school graduation by academic rank:
Instructor
 n 3 18
 H index 0.7 (0.6) 5.6 (3.4)
 Years since graduation 9 (3) 15.1 (7.5)
Assistant
 n 49 267
 H index 3.6 (3.2) 5.1 (6.4)
 Years since graduation 11.2 (6.1) 15.7 (8.5)
Associate
 n 13 105
 H index 12.7 (5.5) 11.9 (8)
 Years since graduation 21.6 (6.5) 24.9 (8)
Professor
 n 7 82
 H index 22.1 (12.7) 27.5 (20.5)
 Years since graduation 30.3 (7.8) 31.1 (7.7)