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Table 1 Housing Characteristics of Study Homes

From: Airborne cow allergen, ammonia and particulate matter at homes vary with distance to industrial scale dairy operations: an exposure assessment

Characteristics

Total (N = 40)

mean ± SD (range)

Proximal (N = 20)

mean ± SD (range)

Distal (N = 13)

mean ± SD (range)

Intermediate (N = 7)

mean ± SD (range)

Distance to facility (miles)*

3.42 ± 3.99 (0.4 - 11.5)

0.17 ± 0.61 (0.04 - 0.3)

8.65 ± 2.1 (5 - 12)

3.01 ± 0.28 (2.45 - 3.4)

# of people living in house

3.7 ± 1.88 (1 - 8)

3.3 ± 1.6 (1 - 6)

4 ± 2.2 (1 - 8)

4 ± 2.2 (2 - 8)

Age of house (years)

57 ± 31 (3 - 109)

45 ± 46 (5 - 107)

64 ± (3 - 99)

79 ± 22 (57 - 109)

 

Total (N = 40)

n (%)

Proximal (N = 20)

n (%)

Distal (N = 13)

n (%)

Intermediate (N = 7)

n (%)

Dog (outside house)

27 (68)

14 (70)

8 (63)

4 (57)

Dog (inside house)

18 (45)

9 (45)

7 (54)

1 (14)

Cat (outside house)

12 (30)

8 (38)

3 (19)

3 (43)

Cat (inside house)

8 (20)

5 (25)

2 (13)

3 (43)

Other (chicken, horse, goat)

6 (15)

5 (25)

0 (0)

1 (14)

Live adjacent to sprayfield

15 (38)

15 (75)

0 (0)

0 (0)

Any air conditioning

28 (70)

11 (55)

10 (77)

7 (100)

  1. *measured using Google Earth.