No biliary intervention after PDT | 1 | HOP | Plastic | N/A | | 7 | 9 |
| 2 | HOP | Metal | N/A | | 5 | 7 |
| 3 | Periamp | Metal | N/A | | 6 | 8 |
| 4* | HOP | (A) Metal | N/A | 2nd PDT 14 weeks after 1st | 11 | 13 |
| | | (B) Metal | | | | |
Single prophylactic intervention | 5 | Periamp | Metal | 1 week | Stent trawled | 4 | 6 |
| 6 | HOP | Metal | 4 months | Stent trawled | 7 | 12 |
| 7 | HOP | Plastic | 11 months | Routine change of plastic stent | 16 | 17 |
| 8 | Periamp | (A) Plastic | | 2nd PDT 10 weeks after 1st | 30 | 34 |
| | | (B) Nil† | 10 months | Biliary stent inserted prior to duodenal stent | | |
| 9* | HOP | Plastic | 6 weeks | CBD duod-fistula. Metal to replace plastic stent | 15 | 18 |
| 10 | SNC | Plastic | 6 weeks | CBD duod-fistula. Metal to replace plastic stent | 6 | 9 |
|
Intervention for cholangitis | 11 | SNC | Metal | 6 weeks | Plastic stent placed through metal | 7 | 10 |
| 12 | HOP | Plastic | 16 months | Plastic stent replaced | 20 | 24 |
| 13* | HOP | Plastic | 6 weeks | Plastic stent replaced with metal | 12 | 14 |
| | | | 14 weeks | Plastic stent positioned through mesh of metal | | |
Intervention for recurrent jaundice (not infected) | 14 | HOP | (A) Metal | 1 month | Metal stent trawled×4 in 4 months | 31 (alive) | 35 (alive) |
| | | (B) Metal | | 2nd PDT, 5 weeks after 1st | | |
| | | (C) Metal | 5 months | Plastic stent inserted | | |
| | | | 9 months | Plastic stent replaced | | |
| | | | 10 months | Plastic stent replaced | | |
| | | | 11 months | 3rd PDT 46 weeks after 1st and plastic stent replaced | | |
| 15 | HOP | Metal | 6 months | Plastic stent placed through metal | 16 | 20 |
| | | | 8 months | Plastic stent removed. ALA-PDT to tumour in metal stent | | |
| | | | 10 months | 2nd metal stent inside 1st | | |
| 16 | HOP | (A) Plastic | 5 weeks | Inadequate 1st PDT (ALA). Stent changed to metal for 2nd PDT, 5 weeks after 1st | 8 | 11 |
| | | (B) Metal | 19 weeks | Percutaneous stent to relieve jaundice as duodenal stent in situ | | |
| | | | 29 weeks | Percutaneoius stent to relieve jaundice as duodenal stent in situ | | |