Volume 13, Number 11—November 2007
Research
Risk Factors for Mycobacterium ulcerans Infection, Southeastern Australia
Table 2
Association of Buruli ulcer with behavioral and lifestyle factors, Bellarine Peninsula, southeastern Australia
Variable | Case-patients, n (%) | Control-participants, n (%) | OR (95% CI)* | p value |
---|---|---|---|---|
Outdoor clothing covers | ||||
Arms | 18 (38) | 247 (41) | 0.62 (0.33–1.18) | 0.15 |
Legs | 24 (50) | 343 (57) | 0.51 (0.27–0.97) | 0.04 |
Immediately washes wounds |
12 (24) |
225 (37) |
0.47 (0.24–0.94) |
0.03 |
Uses gardening products | ||||
Potting mix | 32 (67) | 369 (61) | 1.28 (0.68–2.40) | 0.44 |
Pesticides | 20 (42) | 187 (31) | 1.51 (0.83–2.77) | 0.18 |
Fertilizers | 30 (63) | 307 (50) | 1.28 (0.68–2.40) | 0.44 |
Had topsoil delivered to home | 6 (13) | 65 (11) | 1.34 (0.54–3.31) | 0.53 |
Construction site is | ||||
At home | 5 (10) | 64 (11) | 1.24 (0.47–3.32) | 0.66 |
Near home | 6 (13) | 155 (25) | 0.48 (0.20–1.17) | 0.11 |
Wears gardening gloves | ||||
Does not garden | 2 (4) | 64 (11) | 0.36 (0.08–1.56) | 0.17 |
Always/usually | 20 (42) | 223 (37) | 0.97 (0.52–1.80) | 0.92 |
Sometimes/never† | 26 (54) | 321 (53) | ||
Washes hands after gardening | ||||
Does not garden | 2 (4) | 65 (11) | 0.33 (0.08–1.42) | 0.07 |
Always/usually | 43 (90) | 515 (85) | 0.61 (0.23–1.61) | 0.24 |
Sometimes/never† |
3 (6) |
24 (4) |
||
Owns a pet | 21 (43) | 343 (56) | 0.74 (0.39–1.40) | 0.35 |
Wears insect repellent |
15 (31) |
328 (54) |
0.38 (0.20–0.71) |
<0.01 |
Ever visits water area on western edge of Point Lonsdale | ||||
Summer | – | 0.08‡ | ||
Autumn | – | 0.04‡ | ||
Winter | – | 0.07‡ | ||
Spring | – | 0.22‡ |
*OR, odds ratio; CI, confidence interval. OR (95% CI) adjusted for age and location; boldface indicates statistical significance; – indicates that ORs could not be calculated.