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Volume 12, Number 10—October 2006

Research

Human Prion Disease and Relative Risk Associated with Chronic Wasting Disease

W. John Pape†, Jeri Forster*, C. Alan Anderson‡§, Patrick Bosque‡¶, Patrick Bosque‡¶, Michael Miller#, and Samantha MaWhinney
Author affiliations: *University of Colorado at Denver and Health Sciences Center, Denver, Colorado, USA; †Colorado Department of Public Health and Environment, Denver, Colorado, USA; ‡University of Colorado School of Medicine, Denver, Colorado, USA; §Denver Veteran's Affairs Medical Center, Denver, Colorado, USA; ¶Denver Health Medical Center, Denver, Colorado, USA; #Colorado Division of Wildlife, Fort Collins, Colorado, USA

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Table 2

Characteristics of persons who died at ages >12 years, Colorado, 1979–2001*

CWD-endemic counties, N = 81,916 (16.18%); no. (%) Non–CWD-endemic counties, N = 424,419 (83.82%), no. (%) p value†
Age at death, y <0.0001
12–30 3,419 (4.17) 17,868 (4.21)
31–55 9,367 (11.44) 5,8379 (13.76)
56–70 16,182 (19.75) 94,684 (22.31)
>70 52,947 (64.64) 253,476 (59.72)
Unknown‡ 1 (0.00) 12 (0.00)
Education, y <0.0001
Unknown‡ 31,788 (38.81) 167,480 (39.46)
<12 15,432 (18.84) 75613 (17.82)
12 16,843 (20.56) 95,337 (22.46)
13–16 13,853 (16.91) 70,115 (16.52)
>16 4,000 (4.88) 15,874 (3.74)
Sex <0.0001
Female 40,665 (49.64) 204,864 (48.27)
Male 41,251 (50.36) 219,554 (51.73)
Unknown§ 1 (0.00)
ICD 0.0002
1979–1998 (ICD-9) 68,479 (83.60) 356,978 (84.11)
1999–2001 (ICD-10) 13,437 (16.40) 67,441 (15.89)
Marital status <0.0001
Single 6,701 (8.18) 40,806 (9.61)
Married 37,430 (45.69) 186,286 (43.89)
Divorced 7,419 (9.06) 48,062 (11.32)
Widowed 30,310 (37.00) 148,137 (34.90)
Unknown 56 (0.07) 1,128 (0.27)
Race <0.0001
White 81,229 (99.16) 403,351 (95.04)
Black 213 (0.26) 16,243 (3.83)
Other 474 (0.58) 4,825 (1.14)

*CWD, chronic wasting disease.
†χ2 test.
‡Not recorded before 1989.
§Excluded from χ2 test.

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