Table 1 Characteristics, patient numbers, and quality of the eight studies that were included in this meta-analysis
Year | Author | Study design | Patients | Inclusion year (from - until) | Age (years) | Gender (men, women) | Disease (malignant, benign) | Type of resection (PD, distal, others) | Study quality | |
|---|---|---|---|---|---|---|---|---|---|---|
MINORS | STROBE | |||||||||
1998 | Heslin[5] | Retrospective | 89 | 1994 - 1996 | 65 (mean) | 50, 39 | 78, 11 | 89, 0, 0 | 83% | 58% |
2001 | Conlon[6] | Prospective randomized | 179 | n.s. - n.s. | 65 (mean) | 89, 90 | 176, 3 | 139, 40, 0 | 79% | 77% |
2011 | Fisher[8] | Time cohort | 226 | 2004 - 2010 | 62 (median) | 97, 129 | 113, 113 | 153, 73, 0 | 60% | 69% |
2012 | Paulus[10] | Retrospective | 69 | 1997 - 2011 | 55 (median) | n.s., n.s. | 52, 17 | 0, 69, 0 | 65% | 55% |
2013 | Adham[9] | Retrospective | 242 | 2005 - 2012 | 62 (median) | 127, 115 | 180, 62 | 148, 66, 28 | 58% | 66% |
2013 | Mehta[11] | Retrospective | 709 | 2005 - 2012 | 62 (mean) | 352, 357 | 451, 258 | 709, 0, 0 | 70% | 69% |
2013 | Correa-Gallego[7] | Retrospective | 1122 | 2006 - 2011 | 65 (mean) | 548, 574 | 786, 336 | 739, 350, 33 | 50% | 60% |
2014 | Van Buren[12] | Prospective randomized | 137 | 2011 - 2012 | 63 (mean) | 75, 62 | 95, 42 | 137, 0, 0 | 88% | 90% |