Table 3.

Bivariate effects of baseline predictors on the odds for surviving to become centenarian vs. dying at the age of 79 years or earlier

	100+ vs. ≤79 years		90–99 vs. ≤79 years		80–89 vs. ≤79 years
	OR	95% CI	OR	95% CI	OR	95% CI
Grip strength tertilesa
Highest vs. lowest	2.52	1.23–5.10	1.60	1.17–2.18	1.36	1.04–1.80
Middle vs. lowest	2.02	0.84–4.87	1.44	1.10–1.89	1.47	1.16–1.88
Never vs. ever smokingc	5.75	3.06–10.80	2.13	1.68–2.71	1.36	1.09–1.69
Physical activity ((h)day)	1.13	1.02–1.25	1.04	1.00–1.09	1.03	0.99–1.06
No diabetesd	2.84	0.87–9.30	2.07	1.45–2.96	1.63	1.22–2.19
Normal blood pressured	4.87	1.73–13.72	1.90	1.46–2.47	1.50	1.21–1.87
Mother’s age
≥80 vs. ≤60 years	2.26	1.04–4.90	1.84	1.37–2.47	1.18	0.92–1.52
61–79 vs. ≤60 years	0.82	0.33–2.05	1.30	0.96–1.76	1.01	0.78–1.31

Similar comparisons shown for nonagenarians and octogenarians. Logistic regression models

^aAdjusted for age, height, and weight at Exam 1; cutoffs for tertiles 33 and 38 kg

^bAdjusted for age, height and smoking (never/ever) at Exam 1

^cAdjusted for age and height at Exam 1

^dAdjusted for age at baseline