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. Author manuscript; available in PMC: 2015 Sep 23.
Published in final edited form as: N Am Actuar J. 2015 Jul 9;19(3):174–186. doi: 10.1080/10920277.2015.1018390

TABLE 2.

Predictors of Male Survival to Age 100: Effects of Parental Longevity, Early-Life and Midlife Conditions, Results of Multivariate Logistic Regression

Variable Odds ratio 95% CI p value
Father lived to 80+ 1.84 1.35–2.51 < 0.001
Mother lived to 80+ 1.70 1.25–2.32 0.001
Farmer in 1930 1.67 1.21–2.31 0.002
Born in the Northeast region 2.08 1.27–3.40 0.004
Born in the second half of year 1.36 1.00–1.84 0.050
Radio in household, 1930 0.87 0.63–1.19 0.374

Note: N = 723. Farm childhood in 1900 was found to be nonsignificant predictor for males. Calculated using the Stata 11 statistical package (procedure logistic).