Table 5. Occupation risk and frequency of reported rodent exposure type for hantavirus pulmonary syndrome case-patients with specified occupation and exposure, United States, 1993–2015.

Exposure	Occupation without frequent rodent exposure, n = 91	Occupation with potential frequent rodent exposure, n = 96	χ2	p value*
Home	67 (74)	60 (63)	2.7	0.10
Occupational	34 (37)	51 (53)	4.7	0.030
Recreational	22 (24)	15 (16)	2.2	0.14

*df = 1.