Demographic and clinical features of 107 iTTP patient episodes
| Parameters . | Values . |
|---|---|
| Age, median (IQR), y | 47 (34-55) |
| Sex, n (%) (n = 91) | |
| Female | 53 (58.2) |
| Male | 38 (41.8) |
| Race, n (%) (n = 91) | |
| African American | 73 (80.2) |
| White | 18 (19.8) |
| Disease status (n = 107) | |
| Initial, n (%) | 63 (58.9) |
| Exacerbation/relapse, n (%) | 44 (41.1) |
| BMI (n = 104), median (IQR) | 32.3 (26.0-39.4) |
| Comorbidities, n (%) (n = 107) | |
| Hypertension | 59 (55.1) |
| Diabetes mellitus | 24 (22.4) |
| SLE, n (%) (n = 57) | |
| Positive | 14 (24.6) |
| Negative | 43 (75.4) |
| HIV, n (%) (n = 88) | |
| Positive | 10 (11.4) |
| Negative | 78 (88.6) |
| Symptoms/signs, n (%) (n = 107) | |
| CNS symptoms | 60 (56.1) |
| GFR calc <60 | 47 (43.9) |
| Abdominal pain | 33 (30.1) |
| Fever | 16 (15.0) |
| Chest pain | 13 (12.1) |
| Social history, n (%) (n = 88) | |
| Smoking | 49 (55.7) |
| Drinking | 40 (45.5) |
| Illicit drug use | 16 (18.2) |
| Parameters . | Values . |
|---|---|
| Age, median (IQR), y | 47 (34-55) |
| Sex, n (%) (n = 91) | |
| Female | 53 (58.2) |
| Male | 38 (41.8) |
| Race, n (%) (n = 91) | |
| African American | 73 (80.2) |
| White | 18 (19.8) |
| Disease status (n = 107) | |
| Initial, n (%) | 63 (58.9) |
| Exacerbation/relapse, n (%) | 44 (41.1) |
| BMI (n = 104), median (IQR) | 32.3 (26.0-39.4) |
| Comorbidities, n (%) (n = 107) | |
| Hypertension | 59 (55.1) |
| Diabetes mellitus | 24 (22.4) |
| SLE, n (%) (n = 57) | |
| Positive | 14 (24.6) |
| Negative | 43 (75.4) |
| HIV, n (%) (n = 88) | |
| Positive | 10 (11.4) |
| Negative | 78 (88.6) |
| Symptoms/signs, n (%) (n = 107) | |
| CNS symptoms | 60 (56.1) |
| GFR calc <60 | 47 (43.9) |
| Abdominal pain | 33 (30.1) |
| Fever | 16 (15.0) |
| Chest pain | 13 (12.1) |
| Social history, n (%) (n = 88) | |
| Smoking | 49 (55.7) |
| Drinking | 40 (45.5) |
| Illicit drug use | 16 (18.2) |
BMI, body mass index; CNS, central nervous system; n, number of episodes or cases; SLE, systemic lupus erythematosus.