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Negative binomial multilevel and COPD

Peng Yin, Xiaoqi Feng, Thomas Astell-Burt, Fei Qi, Yunning Liu, Jiangmei Liu, Andrew Page, Limin Wang, Shiwei Liu, Lijun Wang, Maigeng Zhou
Mortality of Chronic Obstructive Pulmonary Disease (COPD) is on the decline in China. It is not known if this trend occurs across all areas or whether spatiotemporal variations manifest. We used data from the nationally representative China Mortality Surveillance System to calculate annual COPD mortality counts (2006-2012) stratified by 5-year age groups (aged > 20), gender and time for 161 counties and districts (Disease Surveillance Points, or DSP). These counts were linked to annually adjusted denominator populations...
June 2016: COPD
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