Skip to main content

Table 2 Results of the meta-analysis

From: Expanding laparoscopic pancreaticoduodenectomy to pancreatic-head and periampullary malignancy: major findings based on systematic review and meta-analysis

Outcomes No. Studies Sample size Heterogeneity (P,I2) Model Overall effect size 95% CI of overall effect P
LPD OPD
Primary Outcomes
 POPF 8 338 563 0.99, 0% F OR = 0.85 0.59~ 1.24 0.40
 Significant POPF 5 271 512 0.96, 0% F OR = 0.86 0.53~ 1.41 0.56
 Morbidity 7 280 505 0.37, 7% F OR = 0.57 0.41~ 0.78 < 0.01
 Mortality 8 1151 7934 0.98, 0% F OR = 0.88 0.64~ 1.20 0.41
 R0 rate 11 1196 8247 0.97, 0% F OR = 1.17 1.00~ 1.37 0.05
 Retrieved lymph nodes 10 1181 8233 < 0.01, 86% R WMD = 1.15 -0.16~ 2.47 0.08
 Overall survival 6 1065 7867 0.31, 16% R HR = 1.02 0.93~ 1.13 0.66
Secondary Outcomes
 Operation time (min) 5 271 512 < 0.01, 99% R WMD = 87.68 27.05~ 148.32 < 0.01
 Blood loss (mL) 5 271 512 < 0.01, 96% R WMD = −197.49 − 304.62~ − 90.37 < 0.01
 Transfusion 5 296 522 0.36, 7% F OR = 0.64 0.50~ 0.84 < 0.01
 Hospital stay (days) 9 1166 7948 < 0.01, 85% R WMD = −1.07 −3.05~ 0.92 0.29
 Tumor size 10 368 862 0.46, 0% F WMD = −0.16 −0.31~ − 0.02 0.03