Skip to main content

Table 3 Incidence Rate Ratio (IRR) of all-cause mortality per increasing drought severity by demographic and climate region subgroup, with 95% confidence intervals (LCL, UCL), raw p-values and false discovery rate adjusted p-values, for IRRs with adjusted p values < 0.05. Abnormally wet years included in analysis

From: Drought severity and all-cause mortality rates among adults in the United States: 1968–2014

Age Race Sex Region IRR LCL UCL Raw P Adjusted P
25–34 White Male South 0.987 0.980 0.993 < 0.0001 0.0038
35–44 White Male South 0.990 0.985 0.995 0.0001 0.0049
45–54 White Male Central 1.011 1.004 1.018 0.0011 0.0253
45–54 White Male Southeast 0.990 0.984 0.996 0.0008 0.0196
55–64 White Male Northeast 0.991 0.987 0.996 0.0002 0.0051
55–64 White Male Southeast 0.992 0.988 0.996 0.0002 0.0051
65–74 White Male South 0.996 0.994 0.998 0.0001 0.0049
65–74 White Female Southwest 1.007 1.002 1.011 0.0022 0.0464
65–74 White Female West 0.991 0.988 0.995 < 0.0001 0.0019
65–74 Black Male East North Central 1.034 1.012 1.057 0.0027 0.0464
75–84 White Male South 0.996 0.994 0.998 < 0.0001 0.0035
75–84 White Female Southwest 1.005 1.002 1.009 0.0020 0.0429
75–84 White Female West 0.995 0.992 0.997 < 0.0001 0.0045
75–84 Black Male Northeast 1.015 1.008 1.022 < 0.0001 0.0042
75–84 Black Female Northeast 1.012 1.005 1.019 0.0006 0.0160
85+ White Male South 0.995 0.993 0.997 < 0.0001 0.0012
85+ Black Female Northeast 1.012 1.004 1.019 0.0026 0.0464