Systematic review and meta-analysis of prophylactic abdominal drainage after pancreatic resection

Table 3 Comparability between drained patients and non-drained patients

Author	Comorbidity	Preoperative treatment	Preoperative biochemical test	Pathology	Length of operation	Estimated blood loss	Texture of pancreas	Diameter of pancreatic duct
Heslin et al[6]	Comparable	Comparable	Comparable	Comparable	NA	Comparable	NA	NA
Conlon et al[8]	NA	Comparable	NA	Comparable	Comparable	Comparable	NA	NA
Fisher et al[7]	Significant difference	NA	Significant difference	Comparable	Comparable	Significant difference	Comparable	Comparable
Paulus et al[26]	NA	NA	NA	Comparable	Comparable	Comparable	Comparable
Adham et al[29]	Comparable	Comparable	Comparable	Comparable	NA	NA	NA	NA
Correa-Gallego et al[9]
PD subgroup	NA	Comparable	NA	Comparable	Significant difference	Significant difference	Significant difference	Comparable
DP subgroup	NA	NA	NA	Comparable	Significant difference	Significant difference	NA	Significant difference
Lim et al[27]	Comparable	Comparable	Comparable	Comparable	Comparable	Comparable	Comparable	Comparable
Mehta et al[28]	Comparable	Comparable	Comparable	Comparable	Significant difference	Significant difference	NA	Significant difference
Van Buren et al[10]	Comparable	Comparable	Comparable	Comparable	Comparable	Comparable	Comparable	Comparable

NA: Not available; PD: Pancreaticoduodenectomy; DP: Distal pancreatectomy.