| All | Large OV | p | Red signs | p |
Platelet count < 100,000/mm3 | 38 | 26 (28.4%) | 0.06 | 23 (60.5%) | 0.01 |
Spleen diameter > 130 mm | 52 | 35 (67%) | 0.02 | 27 (51.9%) | 0.14 |
PC/SD ratio < 1000 | 56 | 38 (67.9%) | 0.001 | 30 (53.6%) | 0.05 |