Cost categories and cost components for the project
| Cost category | Cost components |
| Meetings | Participants’ per diem, venue rental, refreshment for one project kick-off meeting, one multistakeholder planning meeting and two local project team meetings |
| Staff salaries | Optometrist hourly rate × time spent on examining and managing referred children*, full time staff hourly rate × time spent on eye health activities†, teachers’ hourly rate × time spent on eye health screening‡ |
| Outreach activities | Staff per diem, transport, spectacles, eye medication |
| Equipment | Autorefractors, ophthalmoscope/retinoscope sets, slit lamps, trial frames, trial lens |
| Screening kit | Occluder, Visual Acuity chart, torch, tape measure, vision cards, a height and weight scale, educational books, record books, and posters |
| Monitoring and evaluation | Teachers’ hourly rate × time spent on monitoring and evaluation activities§, per diem, transport¶, accommodation, communication** |
| Consumables | Spectacles, eye medications |
| Printing | Manuals, branding stickers, posters, and referral forms. |
| Training of trainers | Participants’ per diem, venue rental, refreshment |
| Teachers training | Participants’ per diem, venue rental, refreshment |
| Baseline and end-line survey | Training costs (venue, per diem, refreshment), data collectors’ wages, transport¶, accommodation, communication** |
*Optometrists’ time spent on examining and managing the children varied between 7 min and 60 min depending on the complexity of the case at hand.
†Full-time staff spent between 25 min and 5 hours per school on the eye health activities depending on how well the activities were being implemented.
‡Teachers spent 4–5 min screening one child. Class time used for teaching eye health to students ranged from 10 to 45 min per class session.
§Teachers’ time spent 4–12 hours per quarter conducting monitoring and evaluation activities.
¶Means of transportation for monitoring and evaluation included public transport and motorcycle, with the cost being between US$0.50 and US$2.70 per school visit, depending on school distance.
**Money spent on mobile phone communication was US$0.50–US$0.90 per day.