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Table 5 Multivariable stepwise linear model analysis for the association with the multiple medication burden among elderly patients with chronic diseases (n = 430)a

From: Exploring polypharmacy burden among elderly patients with chronic diseases in Chinese community: a cross-sectional study

Variables((Reference) β 95 % CI SE t P value
Age(per 10 years) -2.044 (-3.296;-0.793) 0.637 -3.211 0.001
Education(College or above) -1.960 (-3.010;-0.911) 0.534 -3.671 <0.001
Income per month(RMB>4000) -1.799 (-2.806;-0.791) 0.513 -3.508 <0.001
Types of medicines(>11) 3.728 (2.381;5.075) 0.685 5.441 <0.001
Monthly self-paid medication(RMB>800) 2.125 (1.293;2.957) 0.423 5.022 <0.001
Frequency of medicines(≥ 3 times daily) 3.213 (2.168;4.258) 0.532 6.043 <0.001
Constant 101.03 (92.956;109.104) 4.108 24.596 0.000
  1. R2 = 0.345, Adj R2 = 0.329; F = 10.31, P < 0.0001
  2. aAdjustment for age (60–69,70–79,≥80), education level (Primary school or less, Middle school, High school, College or above), Income per month(RMB) (<2000,2000~,3000~,>4000), Types of medicines (5 ~ 10,11 ~ 15,>15), Frequency of medicines (Once per day, Twice per day, Three per day, More than three times per day), Monthly self-paid medication(RMB)(100,100~,300~,500~,800~)and other variables in the models