Baseline characteristics of each cohort
| Characteristic . | Healthy subject group (n = 364) . | Persistent isolated mild thrombocytopenia group (n = 91) . |
|---|---|---|
| Age, mean (range), y | 55.2 (19-69) | 55.0 (33-74) |
| Sex, n (%) | ||
| Male | 99 (27) | 29 (32) |
| Female | 265 (73) | 62 (68) |
| Race/ethnicity, n (%) | ||
| Asian | 10 (3) | 0 (0) |
| Black/African American | 58 (16) | 12 (14) |
| Hispanic | 10 (3) | 3 (3) |
| White | 274 (75) | 66 (75) |
| Other | 9 (3) | 7 (8) |
| Alcohol use∗ , n (%) | ||
| Yes | 178 (49) | 34 (37) |
| No | 138 (38) | 48 (53) |
| Missing | 48 (13) | 9 (9) |
| Body mass index, mean (IQR) | 27.9 (23.9-32.8) | 28.1 (23.1-31.2) |
| Hemoglobin, median (IQR) | 13.5 (12.5-14.6) | 12.6 (11.3-13.9) |
| White blood cell count, median (IQR) | 7.4 (6.2-9.35) | 7.3 (5.4-9.9) |
| Platelet, median (IQR) | 262 (222-315) | 134 (118-146) |
| Characteristic . | Healthy subject group (n = 364) . | Persistent isolated mild thrombocytopenia group (n = 91) . |
|---|---|---|
| Age, mean (range), y | 55.2 (19-69) | 55.0 (33-74) |
| Sex, n (%) | ||
| Male | 99 (27) | 29 (32) |
| Female | 265 (73) | 62 (68) |
| Race/ethnicity, n (%) | ||
| Asian | 10 (3) | 0 (0) |
| Black/African American | 58 (16) | 12 (14) |
| Hispanic | 10 (3) | 3 (3) |
| White | 274 (75) | 66 (75) |
| Other | 9 (3) | 7 (8) |
| Alcohol use∗ , n (%) | ||
| Yes | 178 (49) | 34 (37) |
| No | 138 (38) | 48 (53) |
| Missing | 48 (13) | 9 (9) |
| Body mass index, mean (IQR) | 27.9 (23.9-32.8) | 28.1 (23.1-31.2) |
| Hemoglobin, median (IQR) | 13.5 (12.5-14.6) | 12.6 (11.3-13.9) |
| White blood cell count, median (IQR) | 7.4 (6.2-9.35) | 7.3 (5.4-9.9) |
| Platelet, median (IQR) | 262 (222-315) | 134 (118-146) |
IQR, Interquartile range.
As assessed at initial evaluation (time zero).