Meta-analysis of short-term outcomes after laparoscopy-assisted distal gastrectomy

doi:10.3748/wjg.v12.i47.7676

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World Journal of Gastroenterology

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1007-9327

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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World J Gastroenterol. Dec 21, 2006; 12(47): 7676-7683
Published online Dec 21, 2006. doi: 10.3748/wjg.v12.i47.7676

Table 2 Operative findings

Outcome	Type of studiesincluded in themeta-analysis	Trials(n)	Patients(n)	Pooled resultsWMD (95% CI)	Interpretation	Test forheterogeneity
Operating time	RCTs	4	162	83.1 (40.5, 125.6) Z = 3.83, P < 0.001	L > C	χ² = 91.9, df = 3 P < 0.001, I² = 96.7%
	Overall	16	1611	54.3 (38.8, 69.8) Z = 6.88, P < 0.001	L > C	χ² = 620.9, df = 15 P < 0.001, I² = 97.6%
Blood loss	RCTs	4	162	-104.3 (-189.0, -19.5) Z = 2.41, P = 0.02	L < C	χ² = 13.6, df = 3 P = 0.004, I² = 77.9%
	Overall	15	1464	-145.6 (-181.4, -109.9) Z = 7.99, P < 0.001	L < C	χ² = 280.4, df = 14 P < 0.001, I² = 95.0%
No. of Lymph nodes dissected	RCTs	4	162	-4.34 (-6.66, -2.02) Z = 3.66, P < 0.001	L < C	χ² = 1.68, df = 3 P = 0.64, I² = 0%
	Overall	14	1482	-4.35 (-5.73, -2.98) Z = 6.20, P < 0.001	L < C	χ² = 34.8, df = 13 P = 0.001, I²= 62.7%

L: Laparoscopy-assisted distal gastrectomy; C: Conventional open distal gastrectomy; RCTs: Randomized controlled trials; WMD: Weighted mean difference; CI: Confidence intervals; df: Degree of freedom.

Citation: Hosono S, Arimoto Y, Ohtani H, Kanamiya Y. Meta-analysis of short-term outcomes after laparoscopy-assisted distal gastrectomy. World J Gastroenterol 2006; 12(47): 7676-7683
URL: https://www.wjgnet.com/1007-9327/full/v12/i47/7676.htm
DOI: https://dx.doi.org/10.3748/wjg.v12.i47.7676