Table 1.
Ref. | Design | Diagnosis | Palliative SEMS (n) | Palliative surgery (n) | Matching | Female | Study quality (NOS score) |
Law et al[10] | P | a | 30 | 31 | 1, 2, 3 | 21 (34.4) | 8 |
Carne et al[11] | R | a | 25 | 19 | 3 | 19 (43.2) | 4 |
Johnson et al[12] | M | a | 20 | 18 | 2, 3 | 17 (47.2) | 6 |
Tomiki et al[13] | P | a, b, c | 18 | 17 | 4 | 15 (42.9) | 4 |
Ptok et al[14] | P | a | 40 | 38 | 2, 3, 4 | 34 (44.7) | 7 |
Faragher et al[15] | R | a | 29 | 26 | 1, 2, 4 | 22 (40.0) | 6 |
Vemulapalli et al[16] | R | a | 53 | 70 | 1, 2, 4 | 49 (41.2) | 5 |
Súarez et al[17] | P | a | 45 | 53 | 1, 4, 6 | 31 (31.6) | 7 |
Lee et al[18] | P | a | 71 | 73 | 1, 2, 6 | 50 (34.7) | 7 |
Lee et al[19] | R | a | 36 | 52 | 1, 2, 4 | 39 (44.3) | 6 |
Study design is prospective (P), retrospective (R), or case-matched (M); diagnosis is colorectal cancer (a), ovarian cancer (b), or disseminated upper gastrointestinal malignancy (c); matching for age (1), sex (2), diagnosis (3), tumor site (4), or American Society of Anesthesiologists score (6); NOS scores of 5 or more indicate high-quality. SEMS: Self-expanding metallic stents.