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Table 3 Cox regression analysis. Factors significantly associated with mortality at 12 months

From: 12-month survival in nonagenarians inside the Mugello study: on the way to live a century

 

HR

95%CI Lower

95%CI Upper

p-value

Age

1.079

1.001

1.163

0.048

MMSE (27-30 = ref)

  < 14

2.859

1.229

6.655

0.015

 14-21

1.752

0.754

4.070

0.192

 22-26

1.969

0.871

4.451

0.104

Physical activity score (Active = ref)

 Sedentary

2.030

1.089

3.787

0.026

 Kidney dysfunction

2.322

1.156

4.665

0.018

  1. HR Hazard Risk, CI Confidence Interval, MMSE Mini-Mental State Examination
  2. Variables not significantly associated with mortality (p > 0.05) included in the Model: sex, autonomy in Basic Activities of Daily Living, and number of drugs