1School of Public Health, University of Texas Health Science Center at Houston, Houston, USA.
2Kelsey Research Foundation, Houston, USA.
3Washington University School of Medicine, St. Louis, USA.
Copyright © 2011 The Korean Society for Preventive Medicine
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
Program activity | Tailored intervention cost ($) | Webbased intervention cost ($) |
---|---|---|
Step 1: Recruitment | ||
(Identification of eligible participants from KRF database, recruitment letter development time cost- personnel, Recruitment letter mailing time cost- personnel, enrollment phone call) | ||
Total recruitment time cost | 4728.85 | 4557.10 |
Recruitment material cost for letter supplies | 235.41 | 226.86 |
Total Step 1 | 4964.26 | 4783.96 |
Step 2: Intervention delivery | ||
HIC visit time cost- personnel | 5764.85 | 4548.32 |
Tailored program viewing time costparticipant | 1946.35 | 0.0 |
Web-based program viewing time costparticipant | 0.0 | 1416.61 |
Total step 2 | 7711.2 | 5964.93 |
Step 3: Follow-up | ||
6 month phone survey time cost-personnel | 598.85 | 577.10 |
6 month phone survey time cost- participant | 432.64 | 413.58 |
Total step 3 | 1031.49 | 990.68 |
Total direct cost | 13 726.28 | 11 739.57 |
Overhead: utilities, equipment, computers, database management, facility, office space. | 4804.20 | 4108.85 |
Total overhead | ||
Total cost ($) | 18 530.47 | 15 848.42 |
Average cost per participant | 44.87 | 39.82 |
Standard deviation of cost per participant | 6.69 | 6.45 |
Intervention | Cost ($) | Incremental cost ($) | Effect (% screened) | Incremental effect (%) | CE ($) | ICER ($) |
---|---|---|---|---|---|---|
Control | 0 | - | 0.3390 | - | - | - |
Web-based | 39.82 | 39.82 | 0.3543 | 0.0153 | 112 | 2602 |
Tailored | 44.87 | 5.05 | 0.3204 | -0.0339 | 140 | Dominated |
KRF: Kelsey research foundation, HIC: health information center.
CE : cost-effectiveness, ICER : incremental cost-effectiveness ratio.