Table 5

The prevalence of infant formula or other complementary food use in city, suburb and rural areas Zhejiang Province, PR China


Using infant formula or other complementary food at 3 months
Using infant formula or other complementary food at 6 months

n
%
OR*
95% CI
n
%
OR*
95% CI

Rural
530
42.3
1

469
89.8
1

City
406
32.7
2.10
1.61,2.73
705#
99.0
11.38
5.13,25.24
Suburb
342
60.6
0.67
0.50,0.88





*OR = crude odds ratio.

#City and suburban data are combined to calculate the Odds Ratio at 6 months

Qiu et al. International Breastfeeding Journal 2008 3:4   doi:10.1186/1746-4358-3-4