D-COMPASS – educational calculator

Input data

1. Patient and risk

Age

BMI

ASA

Current smoking Diabetes Anticoagulant therapy Concomitant bowel procedure

2. Operative context

Urgency

Wound class

3. Hernia and anatomy

Hernia type

Location

Defect width [cm]

Defect length [cm]

Total scar length [cm]Optional; may determine the required coverage length.

Number of defects

Number of previous recurrences

Rectus diastasis [cm]

Loss of domain [%]

Width of one rectus muscle [cm]Parameter reserved for further rule development.

4. Layer reconstruction feasibility

Posterior layer

Anticipated anterior closure

Denervation / muscle atrophy

MIS feasibility

5. Previous implants and special fields

Previous mesh

Suspected mesh infection Groin involvement Stoma present

Clear

The main thresholds can be changed in the $RULES array at the beginning of the file. The decision logic is located in the calculateDCompass() function.