Volume 29, Number 5—May 2023
Research
Environmental, Occupational, and Demographic Risk Factors for Clinical Scrub Typhus, Bhutan
Tandin Zangpo
, Yoenten Phuentshok, Kezang Dorji, Chencho Dorjee, Sithar Dorjee, Peter Jolly, Roger Morris, Nelly Marquetoux, and Joanna McKenzie
, Yoenten Phuentshok, Kezang Dorji, Chencho Dorjee, Sithar Dorjee, Peter Jolly, Roger Morris, Nelly Marquetoux, and Joanna McKenzie
Table 5
Significant variables in best-fitting model for unconditional multivariable analysis of laboratory-confirmed clinical case-patients who had scrub typhus and unmatched controls, Bhutan, 2015*
| Variable† | OR (95% CI) | p value |
|---|---|---|
| Age (order 1 term) |
NA |
0.001 |
| Age (quadratic term) |
NA |
0.023 |
| Toilet outside the house (reference: toilet inside) |
10.65 (2.37‒47.84) |
0.002 |
| Kept logs of wood against the wall (reference: no) |
4.17 (1.18‒14.71) |
0.027 |
| Sat or slept on grass (reference: never) | ||
| 1–10 times | 2.08 (0.69‒6.31) | 0.195 |
| >10 times |
6.06 (1.56‒23.59) |
0.009 |
| Cleared bushes for others as a job (reference: no) |
4.71 (1.61‒13.82) |
0.005 |
| Worked outdoors (garden/fields) with bare hands (reference: never) | ||
| Sometimes | 4.18 (1.03‒17.01) | 0.045 |
| Always |
0.87 (0.26‒2.90) |
0.824 |
| Harvested cardamom (reference: no) | 5.98 (0.86‒41.46) | 0.070 |
*NA, not applicable; OR, odds ratio. †Exposure variables related to a period of 1 mo before patients’ recruitment at healthcare center.
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Page updated: April 18, 2023
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