Volume 10, Number 7—July 2004
Research
Sporadic Cryptosporidiosis Case-Control Study with Genotyping
Table 2
Final multivariable model, all dataa,b
Variables | Adjusted OR | 95% CI | p value |
---|---|---|---|
Health authority |
|||
A | 1.000 | 0.004 | |
B | 0.125 | 0.041–0.382 | |
C | n.e. | n.e. | |
D | 0.482 | 0.166–1.398 | |
E | 1.610 | 0.247–10.49 | |
F | 0.225 | 0.080–0.635 | |
G | 0.326 | 0.068–1.552 | |
H | 0.921 | 0.261–3.250 | |
I | n.e. | n.e. | |
J | 0.310 | 0.117–0.822 | |
K | 316.600 | 0–∞ | |
L | 0.175 | 0.012–2.566 | |
M | 0.377 | 0.130–1.097 | |
N | 1.203 | 0.289–4.999 | |
O | 0.367 | 0.11–1.145 | |
P | 0.562 | 0.134–2.354 | |
Q | 198.400 | 0–∞ | |
R | 0.449 | 0.146–1.383 | |
S | 0.206 | 0.053–0.804 | |
T | 0.366 | 0.078–1.720 | |
U |
0.546 |
0.207–1.443 |
|
Age |
0.994/y |
0.982–1.006 |
0.314 |
Travel outside UK |
|||
Y | 5.650 | 2.861–11.160 | < 0.001 |
N |
1.000 |
||
Contact with another person with diarrhea |
|||
Y | 4.614 | 2.449–8.691 | < 0.001 |
N |
1.000 |
||
Touch any cattle |
|||
Y | 3.876 | 1.4196–10.04 | 0.003 |
N |
1.000 |
||
Usually wash before eating raw fruit and vegetables |
|||
Always | 1.000 | 0.108 | |
Usually | 0.966 | 0.605–1.543 | |
Sometimes | 0.746 | 0.436–1.274 | |
Never |
2.478 |
0.965–6.362 |
|
Toileting contact with child <5 y |
|||
Y | 1.851 | 1.079–3.175 | 0.025 |
N |
1.000 |
||
Number of glasses of unboiled water drunk at home |
1.135 per glass |
1.019–1.265 |
0.019 |
Eat ice cream |
|||
Y | 0.472 | 0.299–0.746 | 0.001 |
N |
1.000 |
||
Eat raw vegetables |
|||
Y | 0.532 | 0.346–0.820 | 0.004 |
N |
1.000 |
||
Eat tomatoes |
|||
Y | 0.616 | 0.392–0.969 | 0.035 |
N | 1.000 |
aEstimated from 552 observations (261 case-patients and 291 controls).
bOR, odds ratio; CI, confidence intervals; n.e., not estimable.