Table 2

Comparison of mortality and complications at intervention between MIS and OH cohorts

Unadjusted resultsIPTW results
MISOHP valueMIS versus OHMISOHP valueMIS versus OH
No%No%OR (95% CI)No%No%OR (95% CI)
Death (intervention)901800.0070.35 (0.14 to 0.82)802500.0030.32 (0.12 to 0.73)
Death (overall)*170440<0.0010.27 (0.14 to 0.48)150440<0.0010.34 (0.18 to 0.62)
Any complication (intervention)430521401228<0.0010.54 (0.51 to 0.57)350321472528<0.0010.67 (0.64 to 0.71)
Specific complications (intervention)
 Gastrointestinal1637811858<0.0010.61 (0.57 to 0.66)1275814799<0.0010.85 (0.79 to 0.92)
 Wounds32526795<0.0010.20 (0.17 to 0.23)27627835<0.0010.34 (0.30 to 0.39)
 Infections36028156<0.0010.16 (0.14 to 0.19)29629135<0.0010.31 (0.27 to 0.36)
 Urinary62337865<0.0010.26 (0.24 to 0.29)51438995<0.0010.56 (0.50 to 0.62)
 Ureteric60800.0050.25 (0.07 to 0.82)40800.2470.50 (0.11 to 1.86)
 Cardiovascular1255611628<0.0010.30 (0.27 to 0.32)1047613408<0.0010.77 (0.70 to 0.83)
 Pulmonary30515874<0.0010.13 (0.11 to 0.15)26226764<0.0010.38(0.33 to 0.44)
 Neurological8401111<0.0010.18 (0.14 to 0.24)77012010.0020.64 (0.47 to 0.86)
 Haemorrhage19912702<0.0010.17 (0.14 to 0.20)16913102<0.0010.54 (0.44 to 0.65)
 Other73646465<0.0010.22 (0.20 to 0.25)59347865<0.0010.74 (0.67 to 0.83)
  • *Death (overall) Includes death at intervention and deaths reported 90 days after intervention.

  • IPTW, inverse probability weighting of treatment; MIS, minimally invasive surgery; OH, open hysterectomy.