Variable | NOV | OV | p Value | Cut off | c index (95% CI) |
---|---|---|---|---|---|
NOV, no oesophageal varices; OV, oesophageal varices; PLT, platelet count; SD, spleen diameter. | |||||
Data are mean (range) or absolute value (95% confidence interval (CI)). | |||||
Statistical analysis was carried out using the Mann-Whitney U test. | |||||
Parameter cut offs were identified by means of ROC curves. | |||||
PLT (n/mm3) | 156 950 (41 000–508 000) | 76 535 (34 000–122 000) | <0.0001 | ⩽112 000 | 0.880 (0.815–0.928) |
SD (mm) | 114 (90–180) | 153 (90–230) | <0.0001 | >121 | 0.909 (0.850–0.951) |
PLT/SD ratio | 1435 (365–5080) | 505 (184–909) | <0.0001 | >909 | 0.921 (0.864–0.959) |