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Volume 9, Number 3—March 2003

Research

Tularemia on Martha’s Vineyard: Seroprevalence and Occupational Risk

Katherine A. Feldman*Comments to Author , Donna Stiles-Enos†, Kathleen Julian*, Bela T. Matyas‡, Sam R. Telford§, May C. Chu*, Lyle R. Petersen*, and Edward B. Hayes*
Author affiliations: *Centers for Disease Control and Prevention, Atlanta, Georgia, USA; †Martha’s Vineyard Hospital, Oak Bluffs, Massachusetts, USA; ‡The Massachusetts Department of Public Health, Boston, Massachusetts, USA; §The Harvard School of Public Health, Cambridge, Massachusetts, USA

Main Article

Table 3

Risk factors among landscapers (continuous variables), Martha’s Vineyard, 2001

Exposure n Mean Median Mann-Whitney p value
Average hrs mowing/wk




Seropositive
12
35
29.5

Seronegative
118
21
15
0.03
Average hrs weed-whacking/wk




Seropositive
11
26
10

Seronegative
114
9
3
0.01
Average no. lawns mowed/wk




Seropositive
11
31
25

Seronegative 112 12 3 0.0003

Main Article

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