|
Group |
Number of cases |
Number of end events |
Survival analysis
(K-M method) |
Cox regression multivariate analysis |
|
|
|
|
Cumulative survival rate(%) P value |
risk ratio 95%CI
Pvalue |
Unadjusted OS
DFS
|
laparotomy vs. laparoscopy
laparotomy vs. laparoscopy
|
2478 vs.1504
2478 vs.1504
|
71 vs.31
150 vs.95
|
96.2% vs.96.0% 0.989
92.2% vs.90.4% 0.022
|
1.122 0.732-1.719 0.598
1.468 1.131-1.906 0.004
|
Adjusted OS
DFS
|
laparotomy vs. laparoscopy
laparotomy vs. laparoscopy
|
2391 vs.1495
2391 vs.1495
|
63 vs.31
136 vs.95
|
96.5% vs.96.0% 0.684
92.7% vs.90.8% 0.006
|
1.153 0.747-1.780 0.521
1.512 1.159-1.971 0.002
|