Author, year (Ref) | 24-month survival | CI | Heterogeneity POR (p value) |
Deltenre, 200591 | 50 vs 42.8% | −10 to 23.6 | n.g. |
Albillos, 200592 | 0.93 (RR) | 0.67 to 1.28 | (0.09) |
D'Amico 200588 | 0.90 (POR)0.74* | 0.44 to 1.82 0.40 to 1.37* | 9.2 (0.056) 5.27 (0.15)* |
Saab, 200693 | 1.26 (POR) | 0.65 to 2.56 | 7.75 (0.1) |
Results vary in spite of identical data source. After elimination of heterogeneity survival between groups was significantly different.88
↵* excluding the French study29.
n.g., not given; POR: pooled odds ratio; RR, relative risk.