2Worni M, Ostbye T, Gandhi M, et al. Laparoscopic appendectomy outcomes on the weekend and during the week are no different: a national study of 151,774 patients [ J ]. World J Surg, 2012,36 (7) :1527-1533.
3Moazzez A, Mason RJ, Katkhouda N. Thirty-day outcomes of lapa- roscopic versus open appendectomy in elderly using ACS/NSQIP database[ J]. Surg Endosc ,2013,27 (4) : 1061-1071.
4Yeh CC, Wu SC, Liao CC, et al. Laparoscopic appendectomy for acute appendicitis is more favorable for patients with comorbidi- ties, the elderly, and those with complicated appendicitis: a na- tionwide population-based study [ J ]. Surg Endosc, 2011,25 ( 9 ) : 2932-2942.
5Wang CC, Tu CC, Wang PC, et al. Outcome comparison between laparoscopic and open appendectomy: evidence from a nationwide population-based study [ J ]. PLoS One,2013,8 (7) : e68662.
6Rosenthal VD,Richtmann R,Singh S,et al. Surgical site infec- tions,International Nosocomial Infection Control Consortium (IN- ICC) report,data summary of 30 countries,2005-2010 [J]. Infect Control Hosp Epidemiol, 2013,34(6) : 597-604.
7Nugent EK,Hoff JT,Gao F,et al. Wound complications after gyne- cologic cancer surgery[J]. Gynecol Oncol, 2011,121(2) : 347-352.
8Smith MA, Dahlen NR, Bruemmer A, et al. Clinical practice guide- line surgical site infection prevention[J]. Orthop Nurs ,2013,32(5): 242-248.
10Argenta LC,Morykwas MJ. Vacuum-assisted closure:a new method for wound control and treatment:clinical experience [J]. Ann Plast Surg, 1997,38(6) : 563 -576.