Table 3 Parameters included in the sensitivity analysis
Parameter | Base case | Range (Lo–Hi) | Source/notes |
|---|---|---|---|
Discount rate | 0.05 | 0.03–0.1 | Base case as defined in [17]. Range defined by the author |
Coverage of laboratory test | 70 % | 50–100 % | Assumption based on the information provided by the staff of the health centres Coverage of laboratory test among women attending to the ANC office |
Coverage of administration of iron plus folic acid | 70 % | 50–100 % | Assumption based on the information provided by the staff of the health centres % of pregnant women attending to the ANC office that received iron plus folic acid |
Coverage of echography | Specific for each facility | ±20 % | Estimated for each health centre using WawaRed records with data from the digital clinic history used for maternity services Estimate for each facility in Table 4 |
Price of rapid syphilis test | $1.80 | ±20 % | Provided by the DIRESA. Range defined by the author |
Price of rapid HIV test | $2.15 | ±20 % | Provided by the DIRESA. Range defined by the author |
Price of iron plus folic acid | $0.83 | ±20 % | Provided by the DIRESA. Range defined by the author |
Cost of electricity, telephone, office consumables and cleaning | Specific for each facility | ±20 % | Estimated by the DIRESA for each health centre |
Recurrent cost of laboratory tests for pregnant women (excluding salaries) | $9.55 | ±20 % | Assumed to be equal to the fee reimbursed by the SIS for this service |
Cost of Echography | $18.40 | ±20 % | Estimated with data from Peru-Korea health centre. Range defined by the author |
Time of consultation per ANC visit in the ANC office | 16.2 min | 15.4–17.0 min | As estimated by Pérez-Lu et al. plus the time used for the PAP smear screening |
% of time in the other final services allocated to ANC provision | Specific for each facility | ±20 % | Estimated by the staff working in each service in each facility (reported value can be seen in in Additional file 1: Table S4) |