Table 2. Baseline sample characteristics for PRIDE cohorts and grand total (SIPID + PRIDE).
| Cohort numbers | Cohort 1 | Cohort 2 | Cohort 3 | Total | Grand Total |
| Training years | 2011-12 | 2012-13 | 2012-13 | 2011-14 | 2007-14 |
| Sample sizes | n=44 (%) | n=47 (%) | n=61 (%) | N=152 (%) | N=204 (%) |
| Race | |||||
| American Indian or Alaska Native | 4 (9) | 2 (4) | 3 (5) | 9 (6) | 9 (4) |
| Native Hawaiian or Pacific Islander | 1 (2) | 1 (1) | 1 (<1) | ||
| Black or African American | 31 (70) | 27 (57) | 32 (52) | 90 (59) | 137 (67) |
| More than 1 Race chosen | 2 (5) | 3 (7) | 6 (10) | 11 (7) | 11 (5) |
| Declined or Did Not Answer | 2 (5) | 3 (7) | 5 (8) | 10 (7) | 14 (7) |
| Asian | 1 (2) | 2 (4) | 3 (2) | 4 (2) | |
| White | 4 (9) | 10 (21) | 14 (23) | 28 (18) | 28 (14) |
| Hispanic or Latino ethnicity | |||||
| Yes | 9 (20) | 21 (45) | 22 (36) | 52 (34) | 56 (27) |
| No | 35 (80) | 26 (55) | 39 (64) | 100 (66) | 148 (73) |
| Sex | |||||
| Male | 15 (34) | 14 (30) | 17 (28) | 46 (30) | 66 (32) |
| Female | 29 (66) | 33 (70) | 44 (73) | 106 (70) | 138 (68) |
| Disability | |||||
| Yes | 1 (2) | 1 (2) | 2 (1) | 2 (1) | |
| No | 43 (98) | 47 (100) | 60 (98) | 150 (99) | 202 (99) |
| Faculty rank at SI-1 | |||||
| Other | 1 (2) | 1 (1) | 5 (2) | ||
| Instructor or research scientist | 9 (20) | 10 (21) | 9 (15) | 28 (18) | 36 (18) |
| Assistant professor | 32 (73) | 35 (75) | 50 (82) | 117 (77) | 152 (75) |
| Associate professor | 2 (5) | 2 (4) | 2 (3) | 6 (4) | 11 (5) |
| Degree | |||||
| Doctorate (eg, PhD, ScD) | 24 (54) | 29 (62) | 38 (62) | 91 (60) | 119 (58) |
| Combined MD/PhD | 3 (7) | 1 (2) | 2 (3) | 6 (4) | 7 (4) |
| Medical (eg, MD, DO) | 17 (39) | 17 (36) | 21 (35) | 55 (36) | 78 (38) |