| Variable | Category | All () | PE (13) | PE + R/C (9) | value |
| Age | | 41.5 | 46 | 38 | 0.3771 | Gender | Female | 19 (86.4%) | 10 (76.9) | 9 (100) | 0.2403 | Race | African-American | 16 (72.7%) | 8 (61.5%) | 8 (88.9%) | 0.3330 | New/Relapsed | Relapsed | 5 (22.7%) | 1 (7.7%) | 4 (44.4%) | 0.1159 | Pregnancy | Yes | 3 (13.6%) | 3 (23.1%) | 0 (0%) | 0.2403 | Schistocytes | Present | 21 (95.5%) | 12 (92.3%) | 9 (100%) | 1.000 | Proteinuria | Yes | 9 (40.9%) | 4 (30.8%) | 5 (55.6%) | 0.3842 | Died | | 6 (27.3%) | 6 (46.2%) | 0 (0%) | 0.0461 | Platelets (1000) | | 15.5 (0.03, 60) | 21 (4, 60) | 8 (0.03, 27) | 0.0839
| WBC | | 10.4 (3.7, 16.4) | 10.8 (4.1, 10.8) | 8.9 (3.7, 16.4) | 0.6706
| Hb | | 8.5 (4.4, 10.7) | 8.8 (6.4, 10.2) | 7.4 (4.4, 10.7) | 0.3602
| Reticulocytes | | 4.9 (3.0, 12.3) | 4.0 (3.0, 12.3) | 7.1 (4.2, 11.5) | 0.3624
| Creatinine | | 1.0 (0.04, 9.8) | 1.4 (0.4, 9.8) | 1.0 (0.5, 1.9) | 0.2018 | LDH | | 827.5 (225, 2437) | 1000 (225, 2302) | 698 (226, 2437) | 0.7283 | Duration of PE | | 252 (53, 2624) | 284 (53, 2337) | 220 (69, 2624) | 0.7418 | Time between 1st PE and 1st Ritual | | — | — | 69 (0, 2375) | |
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