Table 2 Prevalence and odds ratios (OR) from the univariate analysis of demographic-related risk factors of acute gastrointestinal illness in Quebec rural municipalities, Canada, April 2007 to April 2008
W.n* | Prevalence (%) | OR (95% CI) | p | |
|---|---|---|---|---|
Overall prevalence | 7006 | 5.59 | - | - |
Sex | ||||
Male† | 3576 | 5.48 | 1.00 | - |
Female | 3430 | 5.71 | 1.04 (0.85-1.28) | 0.680 |
Age (years) | <0.001‡ | |||
0-4 | 366 | 14.18 | 3.44 (2.31-5.13) | <0.001 |
5-9 | 411 | 10.28 | 2.38 (1.57-3.62) | <0.001 |
10-19 | 1022 | 5.12 | 1.12 (0.76-1.66) | 0.557 |
20-29 | 813 | 7.33 | 1.64 (1.13-2.40) | 0.010 |
30-39 | 867 | 6.39 | 1.42 (0.97-2.08) | 0.074 |
40-49† | 1194 | 4.59 | 1.00 | - |
50-59 | 1050 | 3.86 | 0.83 (0.55-1.26) | 0.392 |
60-69 | 701 | 3.07 | 0.66 (0.40-1.09) | 0.107 |
70-79 | 381 | 2.41 | 0.51 (0.25-1.04) | 0.065 |
≥ 80 | 199 | 2.14 | 0.45 (0.17-1.23) | 0.121 |
Total household income | 0.012‡ | |||
<$20000† | 612 | 4.56 | 1.00 | - |
≥$20000-<$40000 | 1658 | 4.65 | 1.02 (0.66-1.59) | 0.925 |
≥$40000-<$60000 | 1691 | 6.68 | 1.50 (0.98-2.29) | 0.062 |
≥$60000-<$80000 | 1080 | 4.97 | 1.09 (0.68-1.75) | 0.704 |
≥$80000 | 1157 | 7.07 | 1.59 (1.03-2.48) | 0.038 |
Education§ | <0.001‡ | |||
No high school diploma† | 1722 | 3.10 | 1.00 | - |
High school diploma | 2027 | 5.08 | 1.67 (1.19-2.34) | 0.003 |
College diploma | 749 | 5.89 | 1.95 (1.30-2.94) | 0.001 |
University graduate or | 669 | 6.60 | 2.20 (1.46-3.32) | <0.001 |
higher | ||||
Cultural group | ||||
Caucasian | 6866 | 5.60 | 0.86 (0.26-2.79) | 0.796 |
Others† | 46 | 6.48 | 1.00 | - |
Number of individuals¶ in household | <0.001‡ | |||
1† | 596 | 4.82 | 1.00 | - |
2 | 1932 | 4.07 | 0.88 (0.56-1.38) | 0.582 |
3 | 1232 | 6.46 | 1.38 (0.88-2.17) | 0.162 |
4 | 1849 | 7.30 | 1.60 (1.04-2.46) | 0.031 |
≥ 5 | 1398 | 6.36 | 1.39 (0.88-2.17) | 0.150 |
Length of stay in the municipality | <0.001‡ | |||
Less than a year | 214 | 6.86 | 1.79 (1.03-3.10) | 0.039 |
1 to 5 years | 1440 | 8.60 | 2.28 (1.80-2.90) | <0.001 |
6 to 10 years | 1005 | 8.08 | 2.13 (1.62-2.80) | <0.001 |
Over 10 years† | 4346 | 3.96 | 1.00 | - |
Geographic location | ||||
High intensive farming | 4100 | 4.71 | 0.68 (0.51-0.88) | 0.004 |
Low intensive farming† | 2906 | 6.84 | 1.00 | - |