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Table 3 Zones with the highest infant mortality rates and standardized mortality ratios, Michigan, 2004–2006.

From: Geographic analysis of low birthweight and infant mortality in Michigan using automated zoning methodology

Zone Deaths Births Ratea 95% CI SMRb 95% CI RSE
25 30 1297 23.1 15.6, 33.0 2.8 1.8, 3.9 18.4
75 37 1694 21.8 15.3, 30.1 2.7 1.8, 3.6 16.6
74 39 1839 21.2 15.0, 28.9 2.6 1.8, 3.4 16.8
77 45 2490 18.1 13.1, 24.1 2.2 1.6, 2.9 15.0
21 29 1625 17.8 11.9, 25.6 2.2 1.4, 3.0 18.7
78 28 1588 17.6 11.7, 25.4 2.2 1.3, 3.0 19.0
71 51 2902 17.6 13.0, 23.1 2.1 1.5, 2.7 14.1
79 50 2928 17.1 12.6, 22.5 2.1 1.5, 2.7 14.2
22 52 3047 17.1 12.7, 22.3 2.1 1.5, 2.7 13.9
82 28 1669 16.8 11.1, 24.2 2.0 1.3, 2.8 19.0
72 30 1825 16.4 11.0, 23.4 2.0 1.3, 2.7 18.4
8 31 1939 16.0 10.8, 22.6 1.9 1.2, 2.7 18.1
67 44 2773 15.9 15.0, 11.5 1.9 1.3, 2.5 15.1
95 25 1605 15.6 10.0, 22.9 1.9 1.1, 2.7 20.1
23 32 2083 15.4 10.5, 21.6 1.9 1.2, 2.5 17.8
96 25 1796 13.9 9.0, 20.5 1.7 1.0, 2.4 20.1
3 30 2191 13.7 9.2, 19.5 1.7 1.1, 2.3 18.3
24 54 4000 13.5 10.1, 17.6 1.6 1.2, 2.1 13.6
65 26 2006 13.0 8.4, 18.9 1.6 1.0, 2.2 19.7
32 25 1989 12.6 8.1, 18.5 1.5 0.9, 2.1 20.1
55 32 2638 12.1 8.2, 17.1 1.5 0.9, 2.0 17.7
87 30 2488 12.1 8.1, 17.2 1.5 0.9, 2.0 18.3
62 20 1704 11.7 7.1, 18.1 1.4 0.8, 2.1 22.4
  1. Abbreviations: SMR, Standardized Mortality Ratio; CI, Confidence Interval; RSE, Relative Standard Error
  2. a Rate is per 1,000 live births; b Standard Population of Michigan, 2000