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Table 3 Secondary outcomes in this meta-analysis

From: Laparoscopic procedure is associated with lower morbidity for simultaneous resection of colorectal cancer and liver metastases: an updated meta-analysis

Outcome of interest No. of studies WMD/OR 95% CIs P value I2 (%)
Operative time 12 36.57 7.80 to 65.35 0.013 82.4
Blood loss 12 − 113.31 − 189.03 to − 37.59 0.003 91.4
Hospital stay 7 − 2.70 − 3.99 to − 1.40 < 0.001 53.6
Postoperative stay 4 − 3.20 − 5.06 to − 1.34 0.001 55.2
1-year DFS 4 1.05 0.59 to 1.86 0.86 0
3-year DFS 4 0.66 0.41 to 1.08 0.097 7.5
1-year OS 5 0.56 0.23 to 1.33 0.187 0
3-year OS 6 0.94 0.53 to 1.65 0.822 0
5-year OS 3 0.69 0.29 to 1.68 0.417 0
  1. DFS Disease-free survival, OS Overall survival