Variables | Cases n = 123 | Controls n = 139 | Unadjusted MOR* (95% CI**) | ||
---|---|---|---|---|---|
No. | (%) | No. | (%) | ||
Household related variables | |||||
Number of people in household | |||||
≤ 4 | 82 | (66.67) | 77 | (55.40) | Reference |
> 4 | 41 | (33.33) | 62 | (44.60) | 1.56 (0.94-2.59) |
Number of children aged ≤10 years | |||||
1 | 40 | (35.52) | 58 | (41.73) | Reference |
2-3 | 73 | (59.35) | 72 | (51.80) | 1.47 (0.87-2.46) |
≥ 3 | 10 | (8.13) | 9 | (6.47) | 1.53 (0.57-4.01) |
Number of bedrooms | |||||
> 3 | 36 | (29.27) | 67 | (48.20) | Reference |
2-3 | 70 | (56.91) | 46 | (33.09) | 2.75 (1.59-4.78) |
≤ 2 | 17 | (13.82) | 26 | (18.71) | 1.19 (0.57-2.47) |
Family room flooring | |||||
Wood | 17 | (13.82) | 12 | (8.63) | Reference |
Carpet | 88 | (71.54) | 117 | (84.17) | 0.52 (0.24-1.14) |
Other and combination | 18 | (14.63) | 10 | (7.19) | 1.26 (0.43-3.61) |
Attend a daycare | |||||
No | 106 | (86.18) | 130 | (93.53) | Reference |
Yes | 17 | (13.82) | 9 | (6.47) | 2.28 (0.98-5.32) |
Child attends school other than daycare | |||||
No | 69 | (56.10) | 72 | (51.81) | Reference |
Yes | 54 | (43.92) | 67 | (48.20) | 0.96 (0.49-1.90) |
Food related exposures | |||||
Ate eggs/egg containing product | |||||
No | 44 | (40.74) | 60 | (44.44) | Reference |
Yes | 64 | (59.26) | 75 | (55.56) | 1.14 (0.65-1.98) |
Ate poultry | |||||
No | 13 | (11.30) | 17 | (12.50) | Reference |
Yes | 78 | (67.83) | 95 | (69.85) | 1.07 (0.49-2.34) |
Ate poultry at: | |||||
Home | 15 | (41.67) | 78 | (56.52) | Reference |
Outside home at a restaurant | 3 | (8.33) | 3 | (2.17) | 0.94 (0.35-2.55) |
Both home and outside home | 4 | (11.11) | 10 | (7.25) | 3.37 (0.86-13.21) |
Ate meat | |||||
No | 36 | (30.51) | 51 | (37.78) | Reference |
Yes | 58 | (49.15) | 60 | (44.44) | 1.31 (0.78-2.40) |
Ate meat at: | |||||
Home | 9 | (25.00) | 46 | (33.33) | Reference |
Outside home at a restaurant | 2 | (5.56) | 6 | (4.35) | 1.05 (0.31-3.53) |
Both home and outside home | 4 | (11.11) | 4 | (2.90) | 1.36 (0.32-5.20) |
Univariable analysis | Cases | Controls | Un-adjusted MOR* (95% CI**) | ||
n = 123 | (%) | n = 139 | (%) | ||
Drinking water source | |||||
Bottled | 25 | (20.33) | 38 | 27.34 | Reference |
Municipal tap | 73 | (59.35) | 81 | (58.27) | 1.01 (0.62-1.71) |
Private well water | 25 | (20.33) | 20 | (14.39) | 1.542 (0.70-2.89) |
Family Kitchen practices | |||||
Keeps eggs refrigerated | |||||
Always | 118 | (95.93) | 136 | (97.84) | Reference |
Never or sometimes | 5 | (4.07) | 3 | (2.16) | 1.92 (0.45-8.22) |
Clean kitchen counters with | |||||
Soap and disinfectant | 45 | (36.89) | 70 | (50.36) | Reference |
Soap and water only | 26 | (21.31) | 25 | (17.99) | 1.56 (0.84-3.03) |
Disinfectant only | 51 | (41.80) | 44 | (31.65) | 1.75 (1.01-3.04) |
How often clean kitchen counter | |||||
Daily | 109 | (90.08) | 130 | (93.53) | Reference |
More than once a week/once a | |||||
Week/less than once a week | 12 | (9.92) | 9 | (6.47) | 1.51 (0.61-3.73) |
Other environmental exposure | |||||
Handled packages of raw meat/eggs while shopping with child | |||||
Did not go to shopping with child | 64 | (52.03) | 87 | (62.59) | Reference |
Handled packages with plastic/gloves | 15 | (12.20) | 16 | (11.51) | 1.26 (0.54-2.76) |
Handled packages without plastic/gloves | 44 | (35.77) | 36 | (25.90) | 1.62 (0.94-2.90) |
Contact with a person having GI upset | |||||
No | 96 | (78.05) | 123 | (88.49) | Reference |
Yes | 27 | (21.95) | 16 | (11.51) | 2.15 (1.10-4.21) |
Contact with animal | |||||
No contact with any animal | 42 | (34.15) | 81 | (58.27) | Reference |
Any animal contact | 81 | (65.85) | 58 | (41.73) | 2.63 (1.59-4.34) |
Dogs | 53 | (43.09) | 47 | (33.81) | 1.45 (0.88-2.39) |
Cats | 35 | (28.46) | 21 | (15.11) | 2.23 (1.22-4.11) |
Reptiles | 17 | (13.82) | 5 | (3.60) | 4.16 (1.49-11.62) |
Birds | 4 | (3.25) | 1 | (0.72) | 4.57 (0.50-41.33) |
Hamster | 1 | (0.81) | 2 | (1.44) | 0.68 (0.06-7.70) |
Travel history | |||||
No | 90 | (73.17) | 106 | (76.26) | Reference |
Yes | 31 | (25.20) | 33 | (23.74) | 1.08 (0.61-1.91) |