Table 3 Comparison of the conventional strategy and the age-adjusted and clinical probability-adjusted strategies with prevalence of VTE according to agreement
Age-adjusted strategy | ||||
D-dimer negative | D-dimer positive | Total | ||
Conventional strategy | D-dimer negative | 182 1 PE (0.5%) | 0 | 182 |
D-dimer positive | 51 3 PE (5.9%) | 135 13 PE (9.6%) | 186 | |
Total | 233 | 135 | 368 | |
Wells-adjusted strategy | ||||
D-dimer negative | D-dimer positive | Total | ||
Conventional strategy | D-dimer negative | 182 1 PE (0.5%) | 0 | 182 |
D-dimer positive | 55 5 PE (9.1%) | 131 11 PE (8.4%) | 186 | |
Total | 237 | 131 | 368 | |
YEARS-adjusted strategy | ||||
D-dimer negative | D-dimer positive | Total | ||
Conventional strategy | D-dimer negative | 182 1 PE (0.5%) | 0 | 182 |
D-dimer positive | 81 6 PE (7.4%) | 105 10 PE (9.5%) | 186 | |
Total | 263 | 105 | 368 | |