Table 1 Expected score by criteria and components of the quality of effluent management at the level of each university hospital center on the Littoral in Benin

 Human resources

5

  Training on biomedical waste management

1

  Continuing education in the management of liquid biomedical waste

1

  Knowledge of the liquid biomedical waste management process

1

  Knowledge of the causes of mismanagement

1

  Knowledge of the risks generated by hospital effluents

1

 Political / institutional organization

11

  Existence of a Nosocomial Infections Control Committee (CLIN)

1

  Existence of hospital hygiene teams

1

  Functionality of CLIN

1

  Involvement of the CLIN in the management of effluents

1

  Existence of effluent management protocols

1

  Existence of activity reports on effluent management

1

  Existence of a monitoring plan for effluent management activities

1

  Involvement of the hygiene department in the management of effluents

1

  Existence of a maintenance plan for the WWTP and septic tanks

1

  Designation of an effluent management manager

1

  Existence of budget for wastewater management

1

 Material resources

5

  Availability of personal protective equipment (PPE)

1

  Availability of washbasins

1

  Availability of sump

1

  Availability of infectious liquid waste collection containers

1

  Availability of disinfectants

1

 Subtotal 1

21

 Service level management

9

  Sorting of effluents before pretreatment

1

  Effluent pretreatment

1

  Knowledge of the disinfectant used for pretreatment

1

  Knowledge of the concentration of disinfectant used

1

  Daily use of disinfectants

1

  Respect of the contact time (at least 15 min)

1

  Wearing personal protective equipment

1

  Display of effluent management protocols

1

  Display of effluent disinfection protocol

1

 Management of WWTPs and Septic tanks (FS)

7

  Effluent treatment frequency

1

  Quality control of effluents

1

  Quality control frequency

1

  Control of the functioning of WWTPs and FS

1

  Disposal of sludge from WWTP / FS

1

  FS 1 oil change frequency

1

  Maintenance and renewal of FS / STEP 1 treatment product

1

 Subtotal 2

16

  Hydrogen potential [6-9]

1

  Temperature < 30

1

  Suspended Materials ≤35 *

1

  Dissolved oxygen> 5 mg / L

1

  Chemical O₂ Demand (COD) < 125 *

1

  Biochemical O₂ demand (BOD₅) < 25 *

1

  Total phosphorus < 10

1

  Ammonium < 0.2 mg / L

1

  Faecal coliforms ≤2.10³

1

  Cadmium < 1 mg / L

1

  Lead < 1 mg / L

1

 Subtotal 3

11

 TOTAL (Subtotal 1+ Subtotal 2+ Subtotal 3)

48