Abbreviation	Meaning
SwissDRG 8.0	Schweizer Diagnose Related Groups Version 8.0
DRG G09	Diagnose Related Group G09 Hernia-Interventions
CM4	Result of the contribution margin calculation at position 4
CHF	Swiss francs
EBITDA	Earnings Before Interests, Taxes, Depreciation and Amortization
OKP	Compulsory health insurance (“Obligatorische Krankenpflegeversicherung”); General Health Insurance
VVG	Insurance Contract Act (“Versicherungsvertragsgesetz”)
KVG	Health Insurance Act (“Krankenversicherungsgesetz”)
Grouper	Grouping software
CHOP-Code	Swiss Operation Classification Code
BMI	Body Mass Index
ASA	American Society of Anesthesiologists
SD	Standard deviation
AUC	Area under the curve
RS	Resident Surgeon
AS	Attending Surgeon (Oberarzt)
CSe	Chief of Services (Leitender Arzt)
CSu	Chief of Surgery (Chefarzt)
SP	Semi-privately insured
P	Privately insured
Tarmed	Tariff for outpatient medical services in Switzerland
TEP	Total endoscopic extraperitoneal hernioplasty procedure