Table 5. Comparison of stone-free status in stenting and stentless group according to optimal cutoff value for MSD and MSL.
| Variable | Stenting group | Stentless group | p-valuea |
|---|---|---|---|
| MSD > 784 HU | 0.135 | ||
| Total | 21 | 205 | |
| One-session success | 6 (28.6) | 99 (48.3) | |
| MSD ≤ 784 HU | 0.001 | ||
| Total | 36 | 418 | |
| One-session success | 22 (61.1) | 349 (83.5) | |
| MSL > 10 mm | 0.002 | ||
| Total | 28 | 178 | |
| One-session success | 8 (28.6) | 93 (52.2) | |
| MSL ≤ 10 mm | 0.294 | ||
| Total | 29 | 449 | |
| One-session success | 20 (69.0) | 355 (79.1) |
Values are presented as number or number (%).
MSD, mean stone density; MSL, maximal stone length; HU, Hounsfield units.
a:Pearson chi-square test with Yates' continuity correction.