|
Factor
|
Level
|
N
|
Prevalence
|
CL95
|
OR
|
z
|
P
|
|---|
|
Sex
|
Male
|
985
|
14.6
|
11.76–17.96
|
1
| | |
|
Female
|
669
|
15.2
|
12.85–17.96
|
1.051
|
0.352
|
0.375
|
| | |
(χ21 = 0.12, P = 0.730)
| | | | |
|
Area
|
Urban
|
949
|
12.5
|
9.94–15.6
|
1
| | |
| |
Rural
|
705
|
18
|
15.33–21.02
|
1.533
|
3.08
|
0.00
|
| | |
(χ21 = 9.48, P = 0.002)
| | |
|
Water
|
Bottled
|
827
|
13.1
|
10.60–15.97
|
1
| | |
| |
Tap
|
827
|
16.7
|
13.91–19.86
|
1.333
|
2.069
|
0.047
|
| | |
(χ21 = 4.31, P = 0.038)
| | |
|
Animal
|
No
|
1305
|
10.4
|
8.76–12.08
|
1
| | |
|
Yes
|
349
|
31.5
|
26.46–37.03
|
3.956
|
9.383
|
< 0.0001
|
| |
(χ21 = 83.65, P < 0.001)
| | |
|
Season
|
Spring
|
497
|
14.7
|
10.33–20.28
|
1.115
|
0.522
|
0.348
|
|
Summer
|
368
|
16.3
|
12.36–21.08
|
1.262
|
1.067
|
0.226
|
|
Autumn
|
475
|
14.9
|
10.68–20.43
|
1.138
|
0.617
|
0.33
|
|
Winter
|
314
|
13.4
|
10.09–17.50
|
1
| | |
| | |
(χ23 = 1.17, P = 0.76)
| | | |
|
Year
|
2015
|
345
|
13.3
|
9.91–17.67
|
1
| | |
|
2016
|
590
|
14.2
|
12.03–16.73
|
1.079
|
0.385
|
0.37
|
|
2017
|
393
|
17.3
|
13.08–22.42
|
1.36
|
1.485
|
0.132
|
|
2018
|
326
|
14.7
|
11.21–19.04
|
1.122
|
0.519
|
0.349
|
| |
(χ23 = 2.62, P = 0.45)
| | | |
- The statistical outputs that are significant are emphasized in bold
- OR Odds ratio, CL95 95% confidence interval
