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Table 4 Rate of inappropriate PPI use in pre- and post-intervention groups

From: Changes in proton pump inhibitor prescribing trend over the past decade and pharmacists’ effect on prescribing practice at a tertiary hospital

  Pre-intervention n (%) Post-intervention n (%) P
No indication 171 (57.00) 122 (40.67) < 0.001
Inappropriate choice of PPI 21 (7.00) 1 (0.33) < 0.001
Inappropriate dose 28 (9.33) 13 (4.33) 0.015
Inappropriate administration route 128 (42.67) 80 (26.67) < 0.001
Inappropriate choice of solvent 22 (7.33) 2 (0.67) < 0.001
Inappropriate volume of solvent 24 (8.00) 0 (0.00) < 0.001
Unnecessary replacement of drugs 25 (8.33) 11 (3.67) 0.016
Inappropriate duration of PPI 124 (41.33) 74 (24.67) < 0.001
Appropriate PPI use 80 (26.67) 132 (44.00) < 0.001