TABLE 2.
Characteristics of included studies.
| Citation | Country | Study design | Study population n | Disease | Number of therapeutic ERCP-procedures % (n) (% of ERCP) | Procedural success rates % (n) | Adverse events rates % (n) |
| Barakat et al. (23) | United States | Retrospective study | 11060 | HPB diseases | 9456/11060 (85.49%) | N/A | N/A |
| Mercier et al. (11) | France and Belgium | Retrospective multicentre cohort study | 271 | HPB diseases | 423/470 (90%) | 60% (193/320) | 19% (65/340) |
| Lin et al. (24) | United States | Retrospective study | 27 | PD | 58 | 65% (13/20) | 21% (12/58). |
| Asenov et al. (25) | Turkey | Retrospective study | 24 | HPB diseases | 17/35 (49%) | 71% (17/24) | 4% (1/25) |
| Harputluoglu et al. (26) | Turkey | Retrospective study | 49 | Biliary complications after duct-to-duct biliary anastomosis in LT | 49 | 63.3% (31/49) | N/A |
| Wen et al. (27) | China | Retrospective study | 38 | PD presenting with AP/CP | 74 | 93.2% (69/74) | 14.9% (11/74) |
| Zeng et al. (28) | China | Retrospective multicenter study | 75 | Symptomatic PBM | 112 | 82.4% (56/68) | 75% |
| Kohoutova et al. (29) | Italy | Retrospective study | 38 | CP | 119/158 (75.3%) | 74% | 3% |
| Czubkowski et al. (13) | Poland | Retrospective study | 30 | Biliary strictures after pediatric LT | 95 | 73% (22/30) | 17.9% (17/95) |
| Rosen et al. (30) | United States | Retrospective cohort study | 184 | HPB diseases | 168/215 (78%) | N/A | 10.4% (22/212) |
| Giefer et al. (31) | United States | Retrospective study | 276 | HPB diseases | 345/425 (81.3%) | N/A | 7.7% (26/338) |
| Dechêne et al. (32) | United States | Retrospective study | 17 | Biliary complications after LT | 13/61 (21.3%) | N/A | 23.5% |
| Kargl et al. (33) | Austria | Prospective study | 12 | Hereditary pancreatitis | 25/30 (83.3%) | 83.3% (10/12) | 16.7% (2/12) |
| Agarwal et al. (34) | India | Retrospective study | 172 | Pancreatic disorders | 205/221 (92.8%) | 64.9% | 4.7% |
| Oracz et al. (35) | Poland | Retrospective study | 208 | CP | 223/481 (46.4%) | 98.7% (475/481) | 1.9% (9/481) |
| Steen et al. (36) | Netherlands | Retrospective study | 13 | Biliary complications after partial liver resection | 10 | 60% | 10.8% |
| Tsuchiya et al. (16) | Japan | Prospective study | 55 | CC | 13/55 (23.6%) | 84.6% | N/A |
| Limketkai et al. (37) | United States | Retrospective cross-sectional study | 154 | HPB diseases | 247/289 (85.5%) | 90.7% | 5.9% |
| Enestvedt et al. (38) | United States | Retrospective study | 296 | HPB diseases | 275/429 (64.1%) | 95.2% | 17.5% |
| Otto et al. (39) | United States | Retrospective study | 25 | HPB disease following abdominal organ transplant | 42/48 (87.5%) | N/A | 2.08% |
| Berquist (40) | United States | Retrospective study | 25 | HPB complications after liver, intestine, or composite visceral transplantation | 37/48 (77%) | N/A | 2.9% |
| Otto et al. (41) | United States | Retrospective study | 167 | HPB diseases | 159/231 (68.8%) | N/A | 4.76% (11/231) |
| Jang et al. (42) | South Korea | Retrospective study | 122 | HPB diseases | 190/245 (77.6%) | 98.4% (241/245) | 18.3% (45/245) |
| Li et al. (18) | China | Retrospective study | 51 | CP | 110 | 71.4% (30/42) | 17.3% (19/110) |
| Vegting et al. (43) | Netherlands | Retrospective study | 61 | HPB diseases | 60/99 (60.6%) | 71% (70/99) | 4% (4/99) |
| Issa et al. (17) | Saudi Arabia | Retrospective study | 125 | HPB diseases | 63/122 (51.9%) | 96.8% | 3.2% |
| Rocca et al. (1) | Italy | Retrospective study | 38 | HPB diseases | 33/48 (68.75%) | 97.9% | 6% (3/48) |
| Cheng et al. (44) | United States | Retrospective study | 245 | HPB diseases | 235/329 (71.4%) | 97.9% | 9.7% (32/329) |
| Varadarajulu et al. (45) | England | Retrospective case-controlled study | 116 | HPB diseases | 110/163 (67.4%) | 97.5% (161/163) | 3.4% (3/163) |
| Pfau et al. (46) | United States | Retrospective study | 43 | HPB diseases | 24/53 (45%) | 94.3% | 12.5% (3/24) |
| Poddar et al. (47) | India | Retrospective study | 72 | HPB diseases | 22/84 (26.2%) | N/A | 8% (6/75) |
| Hsu et al. (48) | United States | Retrospective study | 22 | Pancreatitis | 23/34 (67.6%) | 73.3% (11/15) | 6% (2/34) |
| Guelrud et al. (49) | venezuela | Retrospective study | 51 | Idiopathic recurrent pancreatitis | 18/37 (49%) | 83% (15/18) | 16.6% (3/18) |
HPB, hepato-pancreato-biliary; PD, pancreas divisum; LT, liver transplantation; AP, acute pancreatitis; CP, chronic pancreatitis; PBM, pancreaticobiliary maljunction; CC, choledochal cysts.