Table 6.
Summary of clinical and economic outcomes for minimally invasive surgery (MIS) versus open surgery by procedure
| Total no. of patients N |
Procedure-specific complication ratea
(%) |
Length of hospital stay1
(days) |
Adjusted difference in costsb
($) |
|
|---|---|---|---|---|
| Colectomy | ||||
| MIS | 842 | 5.93c | 6.46c | M |
| Open | 1,903 | 8.56c | 10.66c | 15,181.37 more dollarsc |
| Appendectomy | ||||
| MIS | 5,304 | 2.51c | 3.27c | — |
| Open | 2,228 | 3.82c | 3.91c | 700.66 more dollarsd |
MIS minimally invasive surgery
aNumber of complications within 30 days of procedure
bAdjusted for surgery type, patient age on index date, gender, Charlson Comorbidity Index, geographic region, and medical degree specialty
c P < 0.05, MIS vs open surgery
d P < 0.001, MIS vs open surgery