Table 2 The I/M ratios from the three cancer registries in Guangzhou, Zhongshan, and Sihui in Guangdong Province, China in 2004–2008
From: Estimation of cancer burden in Guangdong Province, China in 2009
Variable | Mean | Standard deviation | 95% confidence interval |
|---|---|---|---|
Sex | |||
Male | 2.027 | 0.087 | 1.856–2.199 |
Female | 2.864 | 0.088 | 2.691–3.038 |
City | |||
Guangzhou | 3.658 | 0.102 | 3.457–3.859 |
Zhongshan | 2.153 | 0.101 | 1.953–2.352 |
Sihui | 1.527 | 0.118 | 1.294–1.759 |
Average | 2.446 | 0.062 | 2.324–2.568 |