Skip to main content

Table 4 The proportion of the patients with potential inappropriate prescribing at baseline, 6, and 9 months

From: An external pilot cluster randomised controlled trial of a theory-based intervention to improve appropriate polypharmacy in older people in primary care (PolyPrime)

 

Intervention

Control

% point difference (95% CI)

ICCa

Potentially inappropriate prescribing (PIP; STOPP and START combined)

Baseline n (%)

n = 31 27 (87.1)

n = 25 20 (80.0)

  

6 months n (%)

n = 24 21 (87.5)

n = 25 20 (80.0)

7.5 (−13.0, 28.0)

0.0889

9 months n (%)

n = 24 21 (87.5)

n = 23 20 (87.0)

0.5 (−18.6, 19.6)

0.0000

Potentially inappropriate medications (PIMs; STOPP)

Baseline n (%)

n = 31 21 (67.7)

n = 25 14 (56.0)

  

6 months n (%)

n = 24 14 (58.3)

n = 25 15 (60.0)

−1.7 (−29.2, 25.9)

0.0000

9 months n (%)

n = 24 16 (66.7)

n = 23 15 (65.2)

1.5 (−25.7, 28.6)

0.0000

Potential prescribing omissions (PPOs; START)

Baseline n (%)

n = 31 20 (64.5)

n = 25 16 (64.0)

  

6 months n (%)

n = 24 17 (70.8)

n = 25 14 (56.0)

14.8 (−11.8, 41.5)

0.1395

9 months n (%)

n = 24 17 (70.8)

n = 23 13 (56.5)

14.3 (−12.9, 41.5)

0.0952

  1. CI confidence intervals, ICC intraclass correlation coefficient. No. (%) presented for patients with at least one instance of PIP, PIMs or PPOs
  2. aICCs from mixed-effects models with site as a random effect