Table 1 Components of cost categorized by the type of cost from multiple perspectives

Patients

Direct medical cost: hospitalisation cost (medical expenses during pre-, intra- and postoperative)

Direct non-medical cost:

food expenses; transportation; employment of care workers; others (accommodation fees, etc)

Productivity loss of patients and their families due to hospitalisation

Pain and anxiety of patient and their families caused by disease;

patient medical experience and satisfaction

Hospitals

Standard input:

routine medical services; resource consumption; administrative management

ERAS specific input:

salary of ERAS full-time nurse; quarterly ERAS meeting cost; ERAS database cost;

ERAS patient log cost

–

Labor and time cost of medical staff

Society

Hospital standard input:

routine medical services; resource consumption; administrative management

Hospital ERAS specific input:

salary of ERAS full-time nurse; quarterly ERAS meeting cost; ERAS database cost;

ERAS patient log cost

Direct non-medical cost:

food expenses; transportation; employment of care workers; others (accommodation fees, etc)

Productivity loss of patients and their families due to hospitalisation

Psychosocial influence