Table 4.
Multivariable model: prevalence of patients with omissions of all medicines, surveyed by the MedsST in January 2015 with adjusted ORs from a three-level logistic regression model with random effects at hospital and ward levels
| Variable | Omissions (excluding VCR) | Omissions excluding (VCR and PR) | ||||||
| Observed prevalence (%) | Adjusted OR (95% CI) | t | Sig. | Observed prevalence (%) | Adjusted OR (95% CI) | t | Sig. | |
| Gender | ||||||||
| Male | 791/2766 (29) | 1.00 (reference) | 404/2766 (15) | 1.00 (reference) | ||||
| Female | 926/2942 (32) | 1.21 (1.02 to 1.43) | 2.34 | 0.019 | 448/2942 (15) | 1.07 (0.95 to 1.20) | 1.07 | 0.284 |
| Patient age group | ||||||||
| <18* | 10/84 (12) | 1.00 (reference) | 7/84 (8) | 1.00 (reference) | ||||
| 18–24 | 27/109 (25) | 1.03 (0.37 to 2.86) | 1.64 | 0.101 | 10/109 (9) | 0.56 (0.14 to 2.27) | −0.82 | 0.414 |
| 25–44 | 140/453 (31) | 1.37 (0.58 to 3.28) | 2.39 | 0.017 | 61/453 (14) | 0.73 (0.14 to 3.83) | −0.37 | 0.710 |
| 45–59 | 219/692 (32) | 1.23 (0.51 to 2.95) | 2.34 | 0.019 | 108/692 (16) | 0.78 (0.18 to 3.27) | −0.35 | 0.730 |
| 60–74 | 406/1373 (30) | 1.23 (0.53 to 2.87) | 2.05 | 0.041 | 178/1373 (13) | 0.65 (0.14 to 3.08) | −0.54 | 0.590 |
| >75 | 915/2997 (31) | 1.20 (0.51 to 2.80) | 2.26 | 0.024 | 488/2997 (16) | 0.77 (0.16 to 3.71) | −0.33 | 0.743 |
| Patients’ number of medicines group | ||||||||
| 1–4* | 185/984 (19) | 1.00 (reference) | 76/984 (8) | 1.00 (reference) | ||||
| 5–9 | 669/2352 (28) | 2.02 (1.61 to 2.53) | 5.78 | 0.000 | 326/2352 (14) | 2.22 (1.67 to 2.96) | 5.46 | 0.000 |
| 10–14 | 616/1753 (35) | 2.99 (2.46 to 3.62) | 8.91 | 0.000 | 331/1753 (19) | 3.52 (2.73 to 4.53) | 9.75 | 0.000 |
| 15–19 | 206/519 (40) | 3.61 (2.86 to 4.56) | 8.76 | 0.000 | 100/519 (19) | 3.28 (2.38 to 4.52) | 7.27 | 0.000 |
| >20 | 41/100 (41) | 4.99 (3.22 to 7.73) | 5.17 | 0.000 | 19/100 (19) | 4.18 (2.59 to 6.74) | 5.85 | 0.000 |
| Ward specialty | ||||||||
| Medical | 929/3434 (27) | 1.00 (reference) | 512/3434 (15) | 1.00 (reference) | ||||
| Surgical | 743/2086 (36) | 1.58 (1.14 to 2.18) | 7.14 | 0.000 | 326/2086 (16) | 0.57 (0.27 to 1.22) | 0.47 | 0.473 |
| Other | 45/188 (24) | 1.02 (0.46 to 2.26) | 1.57 | 0.117 | 14/188 (7) | 1.12 (0.82 to 1.52) | 0.15 | 0.150 |
| Medicines reconciliation Initiation† | ||||||||
| Yes | 1169/4053 (29) | 1.00 (reference) | 580/4053 (14) | 1.00 (reference) | ||||
| No | 548/1655 (33) | 1.06 (0.89 to 1.27) | 3.53 | 0 | 272/1655 (16) | 1.03 (0.87 to 1.22) | 0.330 | 0.742 |
| Total prevalence | 1717/5708 (30) | 852/5708 (15) | ||||||
*Reference group for each predictor.
†Medicines reconciliation initiation: medicines reconciliation has been initiated since admission to the ward at the time of survey.
PR, patient refusal; Sig., significance; VCR, valid clinical reason.