Clinicopathologic features of 56 EDs in patients with newly diagnosed APL
| Clinicopathologic parameter . | Value . | 
|---|---|
| Period of diagnosis | |
| 2007-2012 | 30 (53.6) | 
| 2013-2020 | 26 (46.4) | 
| Sex | |
| Male | 35 (62.5) | 
| Female | 21 (37.5) | 
| Median age (range), y | 54.5 (1-97) | 
| Age ≥50 years | 36 (64.3) | 
| Age groups, y | |
| ≤17 | 5 (8.9) | 
| 18-29 | 4 (7.1) | 
| 30-39 | 5 (8.9) | 
| 40-49 | 6 (10.7) | 
| 50-59 | 16 (28.6) | 
| 60-69 | 13 (23.2) | 
| ≥70 | 7 (12.5) | 
| Institution at initial presentation | |
| Regional hospitals | 52 (92.9) | 
| QMH | 4 (7.1) | 
| Hematologic features at presentation | |
| Hemoglobin, median (range), g/dL | 8 (3.9-14.8) | 
| Hemoglobin <8 g/dL | 28 (50) | 
| Leucocyte count, median (range), ×109/L | 15.8 (0.9-337.6) | 
| Leucocyte count, ≥10 × 109/L | 33 (58.9) | 
| Platelet count, median (range), ×109/L | 22 (4-168) | 
| Platelet count <40 × 109/L | 41 (73.2) | 
| PT, median (range), s* | 16.2 (11.5-65.5) | 
| PT ≥16 s* | 30 (53.6) | 
| Activated partial thromboplastin time, median (range), s* | 30.3 (21.4-47.2) | 
| Activated partial thromboplastin time ≥40 s* | 5 (8.9) | 
| Fibrinogen, median (range), g/L* | 1.1 (0.3-6.0) | 
| Fibrinogen <1.5 g/L* | 35 (62.5) | 
| Time from admission to first dose of ATRA, median (range), h | 24 (6-192) | 
| Timing of ATRA administration | |
| 0-24 h of presentation | 35 (62.5) | 
| >24 h after presentation | 21 (37.5) | 
| Deaths within 30 d of presentation | |
| 0-2 d | 11 (19.6) | 
| 3-7 d | 22 (39.3) | 
| 8-30 d | 23 (41.2) | 
| Cause of death within 30 d of presentation | |
| ICH | 25 (44.6) | 
| Complications from APL-DS | 23 (41.1) | 
| Infections | 8 (14.3) | 
| Clinicopathologic parameter . | Value . | 
|---|---|
| Period of diagnosis | |
| 2007-2012 | 30 (53.6) | 
| 2013-2020 | 26 (46.4) | 
| Sex | |
| Male | 35 (62.5) | 
| Female | 21 (37.5) | 
| Median age (range), y | 54.5 (1-97) | 
| Age ≥50 years | 36 (64.3) | 
| Age groups, y | |
| ≤17 | 5 (8.9) | 
| 18-29 | 4 (7.1) | 
| 30-39 | 5 (8.9) | 
| 40-49 | 6 (10.7) | 
| 50-59 | 16 (28.6) | 
| 60-69 | 13 (23.2) | 
| ≥70 | 7 (12.5) | 
| Institution at initial presentation | |
| Regional hospitals | 52 (92.9) | 
| QMH | 4 (7.1) | 
| Hematologic features at presentation | |
| Hemoglobin, median (range), g/dL | 8 (3.9-14.8) | 
| Hemoglobin <8 g/dL | 28 (50) | 
| Leucocyte count, median (range), ×109/L | 15.8 (0.9-337.6) | 
| Leucocyte count, ≥10 × 109/L | 33 (58.9) | 
| Platelet count, median (range), ×109/L | 22 (4-168) | 
| Platelet count <40 × 109/L | 41 (73.2) | 
| PT, median (range), s* | 16.2 (11.5-65.5) | 
| PT ≥16 s* | 30 (53.6) | 
| Activated partial thromboplastin time, median (range), s* | 30.3 (21.4-47.2) | 
| Activated partial thromboplastin time ≥40 s* | 5 (8.9) | 
| Fibrinogen, median (range), g/L* | 1.1 (0.3-6.0) | 
| Fibrinogen <1.5 g/L* | 35 (62.5) | 
| Time from admission to first dose of ATRA, median (range), h | 24 (6-192) | 
| Timing of ATRA administration | |
| 0-24 h of presentation | 35 (62.5) | 
| >24 h after presentation | 21 (37.5) | 
| Deaths within 30 d of presentation | |
| 0-2 d | 11 (19.6) | 
| 3-7 d | 22 (39.3) | 
| 8-30 d | 23 (41.2) | 
| Cause of death within 30 d of presentation | |
| ICH | 25 (44.6) | 
| Complications from APL-DS | 23 (41.1) | 
| Infections | 8 (14.3) | 
55 patients and 49 patients had clotting profile and fibrinogen level tested at presentation, respectively.