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Table 2 Overview of cost measures

From: Rationale and protocol for estimating the economic value of a multicomponent quality improvement strategy for diabetes care in South Asia

Type of cost Level Expense type Cost component Means of collection Timing of collection Source of data
Direct Intervention Fixed cost Software development Trial records After completion of software development Developers of software: DS-EHR
Fixed cost Training of physicians and care coordinators Trial records After completion of training Trial Team
Fixed cost Laptop Trial records Baseline (at the start of the trial) Trial records
Fixed cost Mobile phone Trial records Baseline (at the start of the trial) Trial records
Variable cost Care coordinator’s salary Trial records Monthly Payment invoice
Variable cost Three-monthly laboratory tests Interview with patients Annual Self-reported by patient
Variable cost Internet Trial records Annual Payment invoice
Variable cost Communication cost Trial records Annual Payment invoice
Fixed cost Software maintenance Trial records Annual Payment invoice
Clinic/Hospital Variable cost Physician’s time Interview with patients and physicians Annual Self-reported by physicians
Variable cost Resource use for patient management: telephone calls, letters, team meetings Interview with physicians and hospital administrators Annual Self-reported by administrators
Patient Variable cost Medications Interview with patients + Trial eCRF Annual Self-reported by patient in eCRF
Variable cost Medical supplies (glucose strips, gauze, sterile solution, etc.) Interview with patients + Trial eCRF Annual Self-reported by patient in eCRF
Variable cost Laboratory tests Interview with patients + Trial eCRF Annual Self-reported by patient in eCRF
Variable cost Diagnostics Interview with patients + Trial eCRF Annual Self-reported by patient in eCRF
Variable cost Preventative screening (ECG, eye exam, foot exam, dental exam, etc.) Interview with patients + Trial eCRF Annual Self-reported by patient in eCRF
Variable cost Outpatient visits (consultation fee) Interview with patients + Trial eCRF Annual Self-reported by patient in eCRF
Variable cost Transportation Interview with patients + Trial eCRF Annual Self-reported by patient in eCRF
Variable cost Food (personal) Interview with patients + Trial eCRF Annual Self-reported by patient in eCRF
Variable cost Additional cost for escort Interview with patients + Trial eCRF Annual Self-reported by patient in eCRF
Variable cost Other out of pocket expenses Interview with patients + Trial eCRF Annual Self-reported by patient in eCRF
Variable cost In-patient hospitalization Interview with patients + Trial eCRF Annual Self-reported by patient in eCRF
Variable cost Procedures Interview with patients + Trial eCRF Annual Self-reported by patient in eCRF
Indirect Patient Variable cost Lost-productivity Interview with patients + Trial eCRF Annual Self-reported by patient in eCRF
Variable cost Work days lost due to out-patient visit Interview with patients + Trial eCRF Annual Self-reported by patient in eCRF
Variable cost Work days lost due to in-patient hospitalization Interview with patients + Trial eCRF Annual Self-reported by patient in eCRF
Variable cost loss of concentration Interview with patients + Trial eCRF Annual Self-reported by patient in eCRF
Variable cost loss of function (health utility index) Interview with patients + Trial eCRF Annual Self-reported by patient in eCRF
  1. DS-EHR Decision-support Electronic Health Records, ECG Electrocardiogram, eCRF Electronic case report form