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Volume 28, Number 9—September 2022

Quantifying Population Burden and Effectiveness of Decentralized Surveillance Strategies for Skin-Presenting Neglected Tropical Diseases, Liberia

Joseph W.S. TimothyComments to Author , Emerson Rogers, Katherine E. Halliday, Tarnue Mulbah, Michael Marks, Zeela Zaizay, Romeo Giddings, Marie Kempf, Estelle Marion, Stephen L. Walker, Karsor K. Kollie, and Rachel L. Pullan1
Author affiliations: London School of Hygiene and Tropical Medicine, London, UK (J.W.S. Timothy, K.E. Halliday, M. Marks, S.L. Walker, R.L. Pullan); Ministry of Health, Monrovia, Liberia (E. Rogers, T. Mulbah, Z. Zaizay, R. Giddings, K.K. Kollie); Hospital for Tropical Diseases, London (M. Marks, S.L Walker); Université d’Angers, Angers, France (M. Kempf, E. Marion); Centre Hospitalier Universitaire Angers, Angers (M. Kempf)

Main Article

Table 2

Summary of interrater reliability scores of skin-NTD clinical diagnoses, Liberia*

Disease Total survey cases assessed Total QC clinical diagnoses Agreement Verifier-only diagnoses QC-only diagnosis Agreement, % Alternative diagnoses
Suspected Buruli ulcer 15 11 10 5 1 62.5 Traumatic ulcer, tropical ulcer
Leprosy 12 7 7 5 0 58.3 Vitiligo, tinea corporis
LF lymphedema 25 27 24 1 3 85.7 Non-LF edema
LF hydrocele 17 14 8 9 6 34.8 Hernia, non-LF hydrocele
Other skin disease
Combined skin NTDs 69 59 49 20 10 62.0† None

*Overall agreement; 82.8%; Cohen κ, all outcomes: 0.69 (95% CI 0.59–0.79). LF, lymphatic filariasis; NTD, neglected tropical disease; QC, quality control. †Cohen κ: 0.51 (0.39‒0.64).

Main Article

1These authors contributed equally to this article.

Page created: July 02, 2022
Page updated: August 19, 2022
Page reviewed: August 19, 2022
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