Table 5 Multivatiable logistic regression of factors associated with polypharmacy in community patients after PSW and effect of type of decision-making on polypharmacy
 Variables | OR (95%CI) | Marginal Effects (95% CI) | P-value |
|---|---|---|---|
Type of Decision-Making (ref = SDM) | |||
 Informed | 2.14 (1.46–3.17) | 0.08 (0.04–0.12) |  < 0.001 |
 Paternalistic | 2.43 (1.66–3.59) | 0.09 (0.06–0.13) |  < 0.001 |
Gender (ref = Female) | |||
 Male | 1.37 (1.03–1.83) | 0.04 (0.00–0.07) | 0.028 |
Age (ref = 66–75) | |||
  ≥76 | 1.59 (1.07–2.35) | 0.06 (0.00–0.11) | 0.020 |
Domicile (ref = Rural) | |||
 Urban | 2.94 (1.97–4.44) | 0.12 (0.08–0.17) |  < 0.001 |
Education (ref = Primary School and Below) | |||
 Junior high school | 1.17 (0.82–1.66) | 0.02 (-0.02–0.06) | 0.385 |
 Senior high school and above | 1.30 (0.85–2.01) | 0.03 (-0.02–0.08) | 0.228 |
Family annual income/yuan (ref =  ~ 12,000) | |||
 12,0001–24,000 | 2.08 (1.20–3.56) | 0.10 (0.02–0.18) | 0.008 |
 24,001–36,000 | 0.42 (0.24–0.71) | -0.10 (-0.15- -0.04) | 0.001 |
 36,001 ~  | 0.66 (0.45–0.99) | -0.05 (-0.10- 0.00) | 0.044 |
Compliance (ref = No) | |||
 Yes | 0.57 (0.44–0.74) | -0.07 (-0.10- -0.04) |  < 0.001 |
Number of chronic disease (ref = 1 disease) | |||
 2 diseases | 3.17 (2.13–4.79) | 0.09 (0.06–0.12) |  < 0.001 |
 3 diseases and above | 27.46 (18.73–41.23) | 0.49 (0.44–0.53) |  < 0.001 |