| Study |
Patients (n) |
Incidence (%) |
Mortality (%) |
| Surana et al. (1994) |
n.a. |
30 |
10 |
| Elhalaby et al. (1995) |
50 |
34 |
0 |
| Jung et al. (1995) |
137 |
24 |
3 |
| Marty et al. (1995) |
177 |
27 |
4 |
| Menezes et al. (2006) |
259 |
28.5 |
0 |
| Haricharan et al. (2008) |
52 |
37 |
0 |
| El-Sawaf et al. (2013) |
62 |
28.3 |
0 |
|