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Table 3 Hazard ratios for the association between vitamin D change and all-cause mortality (n = 1,362)

From: Change of vitamin D status and all-cause mortality among Chinese older adults: a population-based cohort study

All-cause mortality Vitamin D change
Deficiency No deficiency to deficiency p value Deficiency to no deficiency p value No deficiency p value
Number/deaths 704/281 227/57   215/45   216/37  
Crude Model 1(Ref.) 0.54(0.41–0.72)  < 0.001 0.47(0.34–0.64)  < 0.001 0.36(0.26–0.51)  < 0.001
Model 1 1(Ref.) 0.71(0.53–0.95) 0.022 0.63(0.46–0.87) 0.005 0.45(0.32–0.64)  < 0.001
Model 2 1(Ref.) 0.77(0.68–1.03) 0.076 0.64(0.46–0.88) 0.006 0.47(0.33–0.67)  < 0.001
Model 3 1(Ref.) 0.78(0.58–1.05) 0.097 0.70(0.50–0.96) 0.028 0.47(0.33–0.68)  < 0.001
  1. Model 1. adjusted for age and sex
  2. Model 2. adjusted for model1 + SBP, WC, smoking, drinking, education, currently married and living with spouse, exercise, residence, poor self-rated health, MMSE and history of cardiac cerebrovascular disease
  3. Model 3. adjusted for Model2 + HGB, FBG, creatinine, uric acid and TC