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Volume 31, Number 3—March 2025
Synopsis

Epidemiology of Buruli Ulcer in Victoria, Australia, 2017–2022

Bhavi RavindranComments to Author , Daneeta Hennessy, Miriam O’Hara, Ee Laine Tay, Rosalina Sa’aga Banuve, Jodie McVernon, and Kylie Carville
Author affiliation: Victorian Infectious Diseases Reference Laboratory, Royal Melbourne Hospital, at the Peter Doherty Institute for Infection and Immunity, Melbourne, Victoria, Australia (B. Ravindran, K. Carville); Australian National University, Canberra, Australian Capital Territory, Australia (B. Ravindran, R. Sa’aga Banuve); Department of Health, Melbourne (D. Hennessy, M. O’Hara, E.L. Tay); University of Melbourne Department of Microbiology and Immunology, at the Peter Doherty Institute for Infection and Immunity, Melbourne (J. McVernon, K. Carville)

Main Article

Table 4

Univariate and multivariate associations between risk factors and severity of BU, Victoria, Australia, 2017–2022*

Variable WHO severity
 Univariate analysis
 Multivariate analysis
I, n = 1,156 II/III, n = 238 OR 95% CI p value aOR 95% CI p value
Sex
F 541 (47) 91 (38) 1.00 NA NA 1.00 NA NA
M
 615 (53)
 147 (62)
1.42
 1.07–1.90
 0.016
 1.44
1.08–1.94
 0.014
Age, y, continuous
 53 (35–69)
 56 (41–74)
1.01
 1.00–1.01
 0.021
 1.01
1.00–1.01
 0.015
BU-endemic area
New BU-endemic 105 (9.1) 28 (12) 1.56 0.97–2.46 0.059 1.69 1.02–2.73 0.035
Non–BU-endemic 416 (36) 105 (44) 1.44 1.07–1.94 0.017 1.38 1.01–1.88 0.042
Established BU-endemic
 635 (55)
 105 (44)
1.00
 NA
 NA
 1.00
NA
 NA
Year
2017 171 (15) 50 (21) 1.00 NA NA 1.00 NA NA
2018 241 (21) 43 (18) 0.61 0.39–0.96 0.032 0.61 0.39–0.97 0.036
2019 203 (18) 43 (18) 0.72 0.46–1.14 0.2 0.68 0.43–1.09 0.11
2020 132 (11) 30 (13) 0.78 0.46–1.28 0.3 0.71 0.42–1.18 0.2
2021 179 (15) 22 (9.2) 0.42 0.24–0.72 0.002 0.41 0.23–0.71 0.002
2022
 230 (20)
 50 (21)
0.74
 0.48–1.15
 0.2
 0.69
0.44–1.09
 0.11
Diagnosis delay, d 18 (7–41) 28 (12–57) 1.03 1.01–1.04 <0.001 1.00 1.00–1.01 <0.001
First visit delay, d 28 (12–51) 26 (10–40) 1.00 1.00–1.00 0.7 NA NA NA

*Values are no. (%) except as indicated. aOR, adjusted odds ratio; BU, Buruli ulcer; NA, not applicable; OR, odds ratio; WHO, World Health Organization.

Main Article

Page created: February 04, 2025
Page updated: February 28, 2025
Page reviewed: February 28, 2025
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