Success rate of secondary ALT
| Author | Year | Success rate (%) | Follow up (years) |
|---|---|---|---|
| Grinich | 1987 | 59 | 3 |
| Shingleton | 1993 | 49 | 5 |
| 1993 | 32 | 10 | |
| Moulin | 1993 | 48 | 5 |
| 1993 | 11 | 10 | |
| Lotti | 1995 | 61 | 5 |
| 1995 | 40 | 10 | |
| Adachi | 1994 | 40.3 | 5 |
| 1994 | 26.8 | 10 | |
| Ghosh | 1996 | 9.2 | 4 |
| Present study | 2001 | 10 | 5 |
| 35 | 1 |









