Table 3.
Comparison of demographics and clinical outcome of patients according to number of stents
| Unilateral | Bilateral | P value | |
| Number of patients | 89 | 45 | |
| Age (yr)1 | 67.3 ± 1.0 | 67.2 ± 1.7 | 0.95 |
| Sex (M:F) | 63:26 | 30:15 | 0.77 |
| Bismuth type (II:III:IV) | 12:30:47 | 9:17:19 | 0.44 |
| Drainage method (ERBD:EPTBD:IPTBD) | 27:48:14 | 7:18:20 | < 0.01 |
| Type of stent (EPTBD:Plastic:Metal) | 48:25:16 | 18:23:04 | 0.03 |
| Serum bilirubin (mg/dL) (mg/L)1 | 12.42 ± 0.90 | 13.22 ± 7.29 | 0.59 |
| Palliation of cholestasis | 80 (89.9%) | 42 (93.3%) | 0.73 |
| Patency (d)1 | 88 ± 9 | 136 ± 16 | 0.01 |
| Patency (d)2 | 68 (45-91) | 112 (35-189) | |
| Procedure related cholangitis | 17 (19.1%) | 12 (26.7%) | 0.43 |
| Procedure related pancreatitis | 1 (1.1%) | 1 (2.3%) | 0.61 |
| Procedure related bleeding | 6 (6.7%) | 6 (13.3%) | 0.34 |
| Procedure related mortality | 0 | 0 | 1.00 |
| 30-d mortality | 2 (2.3%) | 0 (0%) | 0.79 |
1
Values expressed as mean ± SE.
2
Values expressed as median (range).