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

-


* Weighted n, weighted by age and sex to the population of the study area, according to the data from the 2006 Canadian census of population.

† Reference.

‡ Global p-value.

§Prevalence of each education level was calculated for respondents aged > 19 years old.

¶Older than 3 months old.

Febriani et al. BMC Public Health 2010 10:48   doi:10.1186/1471-2458-10-48

Open Data